I am trying to set session time out limit to 30 minutes in magento but it is not expiring in 30 minutes. I went to System->Configuration->Web->Session Cookie managem
I had this issue with the Magento admin session . The crux of the problem is that Magento's cookies obey PHP's session.gc_maxlifetime parameter. If you adjust that in your htaccess like the following, you should have better luck: