lingo: increase timeout of payment notifications (#18577)

combo/apps/lingo/models.py

@@ -239,7 +239,7 @@ class BasketItem(models.Model):
             message['bank_data'] = transaction.bank_data
         headers = {'content-type': 'application/json'}
         r = requests.post(url, remote_service='auto',
-                          data=json.dumps(message), headers=headers, timeout=3)
+                          data=json.dumps(message), headers=headers, timeout=15)
         r.raise_for_status()
 
     def notify_payment(self):

combo/apps/lingo/views.py

@@ -431,9 +431,9 @@ class CallbackView(View):
         if payment_response.result != eopayment.PAID:
             return HttpResponse()
 
+        transaction.items.update(payment_date=transaction.end_date)
+
         for item in transaction.items.all():
-            item.payment_date = transaction.end_date
-            item.save()
             try:
                 item.notify_payment()
             except: