UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MAuI748wziOwKdwjeGf5Aj5OQNv9fHMMv0gyqvzzQrU=' 
WHERE 
  key_id = '4e493fd44a96b82ebc1d52076e50e7d53fc4f53e5d10de3f8ddd977cb24140f8' 
  AND (
    token = 'MAuI748wziOwKdwjeGf5Aj5OQNv9fHMMv0gyqvzzQrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )