Nearly 30 years after being found guilty of drowning her two toddlers in a South Carolina lake, Susan Smith is apparently convinced she’ll be sprung from the slammer, RadarOnline.com can reveal. Insiders claimed she was attempting to snag sugar daddies to fund her life on the outside by engaging in flirty phone sex, chatting up at least a dozen men. Smith, 52, will be up for her first parole hearing on November 2, after being sentenced to life behind bars for the murders of her sons, Michael, 3, and Alexander, 14 months, in 1994. Officials said she intentionally allowed her vehicle to roll int…