fix: simplify store

Author: itkovian

lib/vsc/utils/cache.py

@@ -83,14 +83,14 @@ def update(self, key, data, threshold=None):
         @param data: whatever needs to be stored
         @param threshold: time in seconds
         """
-        old_timestamp, old_data = self.get(key, default=(None, None))
+        #old_timestamp, old_data = self.get(key, default=(None, None))
         now = time.time()
+        stored = self.set(key=key, value=(now, data), expire=threshold)
 
-        if not old_data or now - old_timestamp > threshold:
-            self.set(key=key, value=(now, data), expire=threshold)
+        if stored:
             return (now, data)
         else:
-            return (old_timestamp, old_data)
+            return (None, None)
 
     def load(self, key):
         """Load the stored data for the given key along with the timestamp it was stored.