UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'arTcJz0e3/zD0eM2rUaFX1gozVkwIrJqmn13vHHMDvY=' 
WHERE 
  key_id = '18fa68cfade84d6357d8e1e16d809475af1ed2d570f5a4f87b257c52fb64421a' 
  AND (
    token = 'arTcJz0e3/zD0eM2rUaFX1gozVkwIrJqmn13vHHMDvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )