Viewing the orders in opencart admin – the following errors appear:

[Wed Apr 01 14:51:21 2015] [warn] [client 67.81.xxx.xx] mod_fcgid: read data timeout in 45 seconds, referer: https://www.domainname.com/admin/index.php?route=sale/order&token=96d6680034320729c7df84d678589324

Try to increase the timeout in the /etc/httpd/conf.d/fcgid.conf file to 90 seconds.