UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRmnPHw0YnyoMGbXhnod4uJzUG7lJVKl8/6Ms+w//vM=' 
WHERE 
  key_id = 'de5a4c6c5221a020897b1fae3ecf9805884e82c8016a578829fb30145f4edd38' 
  AND (
    token = 'KRmnPHw0YnyoMGbXhnod4uJzUG7lJVKl8/6Ms+w//vM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )