hex edit for ocx file

Helloz I Have voice-chat software server/client setup the users can connect to the voice server via ocx file .. downloaded by cab file the problem now with ocx file has expired date 02/26/2013 and don't connect to the voice server I want to make it work by anything " change the expired date " or disable the function that check expired date " any thing when i change my pc date to any date before 02/26/2013 it's working well file attached ThanQ