UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xGDnag4GGiWnvo/T61Di1h5jxJBaR/G+WgSum+8iENs=' 
WHERE 
  key_id = '5b8b40dc4f26677fce4371058d31d03bb5092049782fe87b449a416cc7924a3b' 
  AND (
    token = 'xGDnag4GGiWnvo/T61Di1h5jxJBaR/G+WgSum+8iENs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )