I Purshaced script from codecanyon.net and want to make it key less

I respected members i purchased a script "ptcLAB - Pay Per Click Platform" from codebanyon.net one and a half year ago and i installed on domain which is expired before 6 month and no more have acces even a hosting also expired 6 month before but i still receive script updated from codecanyon.net but my licence for 6 month support was expired but and i can't able to install from different domain, codecanyon support them said buy support first and it's costly almost the new one price,
so i have updated script but i want to remove the script licence and install for free
can someone help me with that