UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VjDAXrTyw2lFKiIkmrxdZ8UtclJDdubOWUAu6bUwBVA=' 
WHERE 
  key_id = '81ef81810569f7dc7344f26ef5ea652a703a67555332e052ca1bd4b8ff3ad444' 
  AND (
    token = 'VjDAXrTyw2lFKiIkmrxdZ8UtclJDdubOWUAu6bUwBVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )