lib/mongoid/locker.rb in mongoid-locker-2.0.1 vs lib/mongoid/locker.rb in mongoid-locker-2.0.2

@@ -136,12 +136,11 @@
       # @return [Mongoid::Criteria]
       def locked
         where(
           '$and': [
             { locking_name_field => { '$exists': true, '$ne': nil } },
-            { locked_at_field => { '$exists': true, '$ne': nil } },
-            { '$where': "new Date() - this.#{locked_at_field} < #{lock_timeout * 1000}" }
+            { locked_at_field => { '$gte': Time.now.utc - (lock_timeout * 1000) } }
           ]
         )
       end
 
       # A scope to retrieve all unlocked documents in the collection.
@@ -166,12 +165,10 @@
               '$or': [
                 { locking_name_field => { '$eq': nil } },
                 { locked_at_field => { '$eq': nil } }
               ]
             },
-            {
-              '$where': "new Date() - this.#{locked_at_field} >= #{lock_timeout * 1000}"
-            }
+            { locked_at_field => { '$lt': Time.now.utc - (lock_timeout * 1000) } }
           ]
         )
       end
 
       # Unlock all locked documents in the collection. Sets locking_name_field and locked_at_field fields to nil. Returns number of unlocked documents.