UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qEmRvcsBE8aShBb+tHXAG76jnhthWWPRynrAw1MVglM=' 
WHERE 
  key_id = 'ec298435eb907bda11d28e677afa5596c3c743ea677e02c0267aa30189502775' 
  AND (
    token = 'qEmRvcsBE8aShBb+tHXAG76jnhthWWPRynrAw1MVglM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )