will i be required to pay 50% of my pension based on the information outlined in details

i have been divorced since 2003, a quildro was prepared for 50 % of pension. i am a goverment employee , will not receive social security. my ex -husband remarried a age 54 and moved away . whereabouts unknown.is the quildro active ,willl it be executed upon my retirement. if "yes ", do any of the above factors affect the outcome? married for 25 yrs.what can i do or should do. i have a lot of debt , mortage , bils, etc.. thank you.