UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kRjuKqhlICyDq5nV2wko9lMB2v46rbdzYghCvnvshhI=' 
WHERE 
  key_id = '3e704721891470ee965b3cc422551328ef1b7e8741fbc091918f8903e07f2f8b' 
  AND (
    token = 'kRjuKqhlICyDq5nV2wko9lMB2v46rbdzYghCvnvshhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )