UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h+SjJLtfS4bpsca3HCqrBnEIoTnjq428rEDcUDL2d2k=' 
WHERE 
  key_id = '83241bf257779c494ee98a3f1d12a71b7eacceffc3e39c037bad9031b39996c8' 
  AND (
    token = 'h+SjJLtfS4bpsca3HCqrBnEIoTnjq428rEDcUDL2d2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )