UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U7Vyzn8UKQTvE7xEG4RQf9v8ltVCvbE0jbUcjDtFu5U=' 
WHERE 
  key_id = '97e3259ebf99a50c6c58791cf6fab24004541525e71cf84e5ed8885cf37067fd' 
  AND (
    token = 'U7Vyzn8UKQTvE7xEG4RQf9v8ltVCvbE0jbUcjDtFu5U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )