Jus wondering if I overvalued this hand?

Full Tilt No-Limit Hold'em, 3+0.30 Tournament, 3000/6000 Blinds 750 Ante (2 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

Button (t199458)
Hero (SB) (t70542)

Hero's M: 6.72

Preflop: Hero is SB with J, 5
Button calls t3000, Hero checks

Flop: (t13500) 2, Q, 3 (2 players)
Hero checks, Button checks

Turn: (t13500) J (2 players)
Hero checks, Button bets t12000, Hero raises to t36000, Button calls t24000

River: (t85500) 5 (2 players)
Hero bets t27792 (All-In), Button calls t27792

Total pot: t141084