     END IF;
 
     IF TG_OP = 'UPDATE' THEN
-        NEW.last_update := now();
+        NEW.last_update := timezone('UTC'::text, now());
     END IF;
     RETURN NEW;
 END;

$$
DECLARE
BEGIN
    NEW.last_update := now();
    RETURN NEW;
END;
$$;

    END IF;

    IF TG_OP = 'UPDATE' THEN
        NEW.last_update := timezone('UTC'::text, now());
    END IF;
    RETURN NEW;
END;
