UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ieZjJBCjZY1T4RD6VTXSwHYEqOo9BjU6Jg/7IsTqrkQ=' 
WHERE 
  key_id = '51ff9e81bd179206f67f684e0d6221c7896499159a33b0bd3ca8c9f134328551' 
  AND (
    token = 'ieZjJBCjZY1T4RD6VTXSwHYEqOo9BjU6Jg/7IsTqrkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )