UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'paIpM5tV8kxpa2+EdpEX7IPi4zRUtP68p0ByXmv+OD4=' 
WHERE 
  key_id = 'fc2292c42a845e6458369befe583e9f2e9b26ae8280c37e85678814ec9f8bff1' 
  AND (
    token = 'paIpM5tV8kxpa2+EdpEX7IPi4zRUtP68p0ByXmv+OD4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )