UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqZj2nw1EQHIbPxBO0mcvKlfMeVjP9X8vVrucNnvLWU=' 
WHERE 
  key_id = 'a8da81de59556b330a4da8d8f5fbfd594f7345db0645f97bf40becaa57c5a606' 
  AND (
    token = 'MqZj2nw1EQHIbPxBO0mcvKlfMeVjP9X8vVrucNnvLWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )