diff --git a/tools/pay_backend.py b/tools/pay_backend.py
index 2ff29ae..229b92d 100644
--- a/tools/pay_backend.py
+++ b/tools/pay_backend.py
@@ -7,6 +7,7 @@ import datetime
 import hashlib
 import binascii
 import pymysql
+import traceback
 import urllib.request
 import tornado.ioloop
 import tornado.web
@@ -58,7 +59,7 @@ def fetchConfirmedOrderList():
         conn = getMysqlConn('')
         cursor = conn.cursor()
         cursor.execute('SELECT idx, orderid  '
-                       'FROM confirmed_order WHERE idx>%d;' % last_idx)
+                       'FROM confirmed_order WHERE idx>%d AND status=0;' % last_idx)
         rows = cursor.fetchall();
         for row in rows:
             confirmed_order_list.append({
@@ -70,6 +71,28 @@ def fetchConfirmedOrderList():
         print(e)
         return
 
+def confirmOneOrder(orderid):
+    try:
+        conn = getMysqlConn('')
+        cursor = conn.cursor()
+        cursor.execute('UPDATE orderinfo SET status=1, confirmtime=%d  '
+                       'WHERE orderid="%s";' %
+                       (
+                           time.time(),
+                           conn.escape_string(orderid))
+                       )
+        conn.commit()
+        cursor.execute('UPDATE confirmed_order SET status=1, confirm_time=%d  '
+                       'WHERE orderid="%s";' %
+                       (
+                           time.time(),
+                           conn.escape_string(orderid))
+                       )
+        conn.commit()
+    except Exception as e :
+        info('confirOneOrder orderid:' + orderid + ' error:' + str(e))
+        traceback.print_exc(file=sys.stdout)
+
 def sendOneOrder(conf, idx, orderid):
     global notifyapi_json
     try:
@@ -80,6 +103,7 @@ def sendOneOrder(conf, idx, orderid):
         row = cursor.fetchone()
         if (not row) or (row[0] != 1):
             return True
+        info(row[4])
         if row[6] == 0:
             timestamp = time.time()
             params = {
@@ -93,11 +117,16 @@ def sendOneOrder(conf, idx, orderid):
             url = notifyapi_json[str(row[5])]['notify_url'] + '&timestamp=' + str(timestamp) + '&sign=' + md5signstr
             req = urllib.request.Request(url)
             data = urllib.request.urlopen(req).read()
+            info(str(data))
             jsonobj = json.loads(data)
+            if jsonobj['errcode'] != 0:
+                return False
+            confirmOneOrder(orderid)
             info('sendNotify end')
         return True
     except Exception as e:
         print('sendOneOrder error:' + e)
+        traceback.print_exc(file=sys.stdout)
         return False
 
 def sendNotify(conf, sendtime):
@@ -114,6 +143,7 @@ def sendNotify(conf, sendtime):
                 break
     except Exception as e:
         info('sendNotify error: ' + str(e))
+        traceback.print_exc(file=sys.stdout)
 
     #进入下一次循环
     if len(confirmed_order_list) > 0: