UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rxvj4MOlExv9YJTVHPgoNfnKFQ6ICRzf9dYi2B1T+ng=' 
WHERE 
  key_id = '9f272109385c3280c1a97faca2a8867a1789e36497863cf33326d7045951029f' 
  AND (
    token = 'Rxvj4MOlExv9YJTVHPgoNfnKFQ6ICRzf9dYi2B1T+ng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )