UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BCVW+LQuGmq+Hal3++zNb83HUD+XpNQG920CWY51+Y=' 
WHERE 
  key_id = '802ac01702ff0bdaa79f5acc1d4158183b8df030da5641ff4cda31749862a3dc' 
  AND (
    token = '6BCVW+LQuGmq+Hal3++zNb83HUD+XpNQG920CWY51+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )