30NL: backdoor flush facing 3bet (175bb deep)

[Kairos]

Villian is 32/0/0.55 over 22 hands (including this one).

Full Tilt Poker - No Limit Hold'em Cash Game - $0.15/$0.30 Blinds - 3 Players - (LegoPoker HH Converter)

UTG: $97.00
Hero (BTN): $71.90
SB: $52.40
BB: $40

Preflop: Hero is dealt J[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/heart.gif[/img] (4 Players)
UTG folds, <font color="red">Hero raises to $1.05</font>, SB calls $0.90, BB folds

Flop: ($2.40) A[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/diamond.gif[/img] (2 Players)
SB checks, <font color="red">Hero bets $1.50</font>, SB calls $1.50

Turn: ($5.40) 7[img]/images/graemlins/heart.gif[/img] (2 Players)
SB checks, Hero checks

River: ($5.40) 6[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">SB bets $5.40</font>, <font color="red">Hero raises to $17.40</font>, <font color="red">SB raises all-in to $49.85</font>, Hero ???

Is there value in my river raise? It seems like the only hands that call are ThXh and 7x, altough he may call with AK/AQ/AT once in a while.

As played it's an easy fold, right?

edit: fixed the hand history