UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dznxbkkU7vIi/OfXpBGcN+suB7TzUc6I9ZeALMsIX+E=' 
WHERE 
  key_id = '2b3be3bf959d3bd3fce296c363a3d3109c210c8fc409fd21c4bde0ef83a49468' 
  AND (
    token = 'dznxbkkU7vIi/OfXpBGcN+suB7TzUc6I9ZeALMsIX+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )