UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRLiuF4asTZ+UhHvOE4TqDxZd6x0nbBtPmo1zzSZxh4=' 
WHERE 
  key_id = '5fa2f6e56928fa51b53d724920f89b22ccb621beac0f010804a28540fef946b0' 
  AND (
    token = 'MRLiuF4asTZ+UhHvOE4TqDxZd6x0nbBtPmo1zzSZxh4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )