UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cMR6xdEtX+OkuAqgGDgk0dFlSMUlynOs+tICNGmso18=' 
WHERE 
  key_id = '254270e31c13b221cc76731fe02c8367626a33c3932177038b0fc245e2a8ee12' 
  AND (
    token = 'cMR6xdEtX+OkuAqgGDgk0dFlSMUlynOs+tICNGmso18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )