UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MXSxAC2FRftA/2aLc4Cwdbs1hO2GCQXSkkfsltnu2A=' 
WHERE 
  key_id = 'fdaf34abbf5faf548736d2be08f78fe9588732c164603e98bdbd631bd51f7a05' 
  AND (
    token = '6MXSxAC2FRftA/2aLc4Cwdbs1hO2GCQXSkkfsltnu2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )