UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hz3TlAwdUpHUmcF15Kx4CCmNA1zNLX9MzzuvnqnZEtQ=' 
WHERE 
  key_id = 'a4e8494c4e493eba79e725d86fbfabf8a04db5a91142825bb73d2a49560b2221' 
  AND (
    token = 'Hz3TlAwdUpHUmcF15Kx4CCmNA1zNLX9MzzuvnqnZEtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )