NL50 rivered 2pair gets check raised

[NoAGame]

Villain is 34/4/5 over 75 hands. Has called me down with TPNK before.

Full Tilt Poker, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

MP: $50
Hero (CO): $69.70
BTN: $53.75
SB: $58.25
BB: $40.60
UTG: $59

Pre-Flop: A[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/spade.gif[/img] dealt to Hero (CO)
UTG calls $0.50, MP folds, <font color="red">Hero raises to $2.25</font>, 3 folds, UTG calls $1.75

Flop: ($5.25) T[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/heart.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $4</font>, UTG calls $4

Turn: ($13.25) 7 (2 Players)
UTG checks, <font color="red">Hero bets $9</font>, UTG calls $9

River: ($31.25) A (2 Players)
UTG checks, <font color="red">Hero bets $17</font>, <font color="red">UTG raises to $40.50</font>, Hero ?