diff --git a/fir_ser/api/utils/TokenManager.py b/fir_ser/api/utils/TokenManager.py
index 6e81bc0..fada543 100644
--- a/fir_ser/api/utils/TokenManager.py
+++ b/fir_ser/api/utils/TokenManager.py
@@ -9,7 +9,7 @@ import random
 import time
 from threading import Thread
 from django.core.cache import cache
-
+from fir_ser.settings import CACHE_KEY_TEMPLATE
 
 '''
         user = cache.get(token)
@@ -20,15 +20,22 @@ from django.core.cache import cache
 class DownloadToken(object):
 
     def make_token(self,release_id,time_limit=60):
-        random_str = uuid.uuid1().__str__().split("-")[0:-1]
-        user_ran_str = uuid.uuid5(uuid.NAMESPACE_DNS, release_id).__str__().split("-")
-        user_ran_str.extend(random_str)
-        new_str = "".join(user_ran_str)
-        cache.set(new_str, {
-            "atime":time.time()+time_limit,
-            "data":release_id
-        }, time_limit)
-        return new_str
+
+        token_key = "%s%s"%(CACHE_KEY_TEMPLATE.get("make_token_key"),release_id)
+        make_token_key = cache.get(token_key)
+        if make_token_key:
+            return cache.get(make_token_key)
+        else:
+            random_str = uuid.uuid1().__str__().split("-")[0:-1]
+            user_ran_str = uuid.uuid5(uuid.NAMESPACE_DNS, release_id).__str__().split("-")
+            user_ran_str.extend(random_str)
+            new_str = "".join(user_ran_str)
+            cache.set(new_str, {
+                "atime":time.time()+time_limit,
+                "data":release_id
+            }, time_limit)
+            cache.set(token_key,new_str,time_limit-1)
+            return new_str
 
     def verify_token(self,token,release_id):
         try:
diff --git a/fir_ser/api/utils/app/apputils.py b/fir_ser/api/utils/app/apputils.py
index b962423..ffb079c 100644
--- a/fir_ser/api/utils/app/apputils.py
+++ b/fir_ser/api/utils/app/apputils.py
@@ -5,8 +5,9 @@
 # date: 2020/3/6
 from api.utils.app.randomstrings import make_app_uuid
 from api.models import AppReleaseInfo,Apps
-import random,xmltodict,json
-from api.utils.storage.storage import Storage,del_cache_response_by_short
+import random
+from api.utils.storage.storage import Storage
+from api.utils.storage.caches import del_cache_response_by_short
 
 def make_resigned(bin_url,img_url,bundle_id,app_version,name):
 
diff --git a/fir_ser/api/utils/crontab/run.py b/fir_ser/api/utils/crontab/run.py
index 16981e9..be3b4d3 100644
--- a/fir_ser/api/utils/crontab/run.py
+++ b/fir_ser/api/utils/crontab/run.py
@@ -6,7 +6,7 @@
 
 from apscheduler.schedulers.background import BackgroundScheduler
 from django_apscheduler.jobstores import DjangoJobStore, register_events, register_job
-
+from fir_ser.settings import SYNC_CACHE_TO_DATABASE
 from api.utils.crontab.sync_cache import sync_download_times
 
 import atexit
@@ -24,14 +24,16 @@ try:
         # 调度器使用DjangoJobStore()
         scheduler.add_jobstore(DjangoJobStore(), "default")
 
+
         # 设置定时任务，选择方式为interval，时间间隔为10s
         # 另一种方式为每天固定时间执行任务，对应代码为：
         # @register_job(scheduler, 'cron', day_of_week='mon-fri', hour='9', minute='30', second='10',id='task_time')
-        @register_job(scheduler, "interval", seconds=10)
+        @register_job(scheduler, "interval", seconds=SYNC_CACHE_TO_DATABASE.get("download_times"))
         def sync_download_times_job():
             # 这里写你要执行的任务
             sync_download_times()
 
+
         register_events(scheduler)
         scheduler.start()
     except Exception as e:
@@ -42,11 +44,10 @@ try:
 except:
     pass
 
+
 def unlock():
     fcntl.flock(f, fcntl.LOCK_UN)
     f.close()
 
-atexit.register(unlock)
-
-
 
+atexit.register(unlock)
diff --git a/fir_ser/api/utils/storage/caches.py b/fir_ser/api/utils/storage/caches.py
index 09d3c68..74c0192 100644
--- a/fir_ser/api/utils/storage/caches.py
+++ b/fir_ser/api/utils/storage/caches.py
@@ -45,3 +45,7 @@ def get_app_download_by_cache(app_id):
         cache.incr(key)
     return download_times + 1
 
+
+def del_cache_response_by_short(short,app_id):
+    cache.delete("%s%s"%(CACHE_KEY_TEMPLATE.get("download_short_key"),short))
+    cache.delete("%s%s" % (CACHE_KEY_TEMPLATE.get("app_instance"), app_id))
\ No newline at end of file
diff --git a/fir_ser/api/utils/storage/storage.py b/fir_ser/api/utils/storage/storage.py
index 241b85f..dfff827 100644
--- a/fir_ser/api/utils/storage/storage.py
+++ b/fir_ser/api/utils/storage/storage.py
@@ -104,14 +104,3 @@ class Storage(object):
         return {**auth_dict, **additionalparameters}
 
 
-
-def del_cache_response_by_short(short,app_id):
-    id = "download"
-    rtn = '_'.join([
-        id,
-        "short",
-        short
-    ])
-    cache.delete(rtn)
-    app_obj_key = "%s_%s" % ('app_instance', app_id)
-    cache.delete(app_obj_key)
\ No newline at end of file
diff --git a/fir_ser/api/views/apps.py b/fir_ser/api/views/apps.py
index dbb6294..250839c 100644
--- a/fir_ser/api/views/apps.py
+++ b/fir_ser/api/views/apps.py
@@ -12,7 +12,8 @@ from django.db.models import Sum
 import os
 from fir_ser import settings
 from api.utils.app.randomstrings import make_from_user_uuid
-from api.utils.storage.storage import Storage,del_cache_response_by_short
+from api.utils.storage.storage import Storage
+from api.utils.storage.caches import del_cache_response_by_short
 
 from api.models import Apps, AppReleaseInfo
 from api.utils.serializer import AppsSerializer, AppReleaseSerializer, UserInfoSerializer
diff --git a/fir_ser/api/views/download.py b/fir_ser/api/views/download.py
index e1a80e3..e3dbad4 100644
--- a/fir_ser/api/views/download.py
+++ b/fir_ser/api/views/download.py
@@ -17,7 +17,6 @@ from rest_framework_extensions.cache.decorators import cache_response
 
 from api.utils.serializer import AppsSerializer
 from api.models import Apps,AppReleaseInfo
-from django.db.models import F
 from django.http import FileResponse
 class DownloadView(APIView):
     '''
diff --git a/fir_ser/api/views/uploads.py b/fir_ser/api/views/uploads.py
index 5419eb9..c3bd337 100644
--- a/fir_ser/api/views/uploads.py
+++ b/fir_ser/api/views/uploads.py
@@ -5,8 +5,9 @@
 # date: 2020/3/6
 
 from api.utils.app.apputils import get_random_short,SaveAppInfos
-from api.utils.storage.storage import Storage,del_cache_response_by_short
-from api.models import Apps,AppReleaseInfo,UserInfo
+from api.utils.storage.storage import Storage
+from api.utils.storage.caches import del_cache_response_by_short
+from api.models import Apps,AppReleaseInfo
 from api.utils.app.randomstrings import make_app_uuid
 from rest_framework.views import APIView
 from api.utils.response import BaseResponse
diff --git a/fir_ser/fir_ser/settings.py b/fir_ser/fir_ser/settings.py
index 30a309d..45993bd 100644
--- a/fir_ser/fir_ser/settings.py
+++ b/fir_ser/fir_ser/settings.py
@@ -234,7 +234,14 @@ THIRD_PART_CONFIG = {
 }
 
 CACHE_KEY_TEMPLATE={
-    'download_times_key':'app_download_times_'
+    'download_times_key':'app_download_times_',
+    'make_token_key':'make_token_',
+    'download_short_key':'download_short_',
+    'app_instance_key':'app_instance_'
+}
+
+SYNC_CACHE_TO_DATABASE={
+    'download_times':10  #下载次数同步时间
 }
 
 SESSION_ENGINE = "django.contrib.sessions.backends.cache"