UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zNgWzKVxNSZJld/8KAuE/FuySy3T0PDr516mMDJ8jHs=' 
WHERE 
  key_id = '21b50d8a8b29f5f481e3ca0a8168287e6b3a4795ce5e4bc19b8b982ef2828b2b' 
  AND (
    token = 'zNgWzKVxNSZJld/8KAuE/FuySy3T0PDr516mMDJ8jHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )