First hand, low overpair + OESD, play fast or keep the pot small?

[Phoenix1010]

10+1. Please describe what you would do differently.

Party Poker No-Limit Hold'em Tourney, Big Blind is t15 (10 handed) converter

BB (t800)
UTG (t800)
UTG+1 (t800)
UTG+2 (t800)
MP1 (t800)
MP2 (t800)
MP3 (t800)
CO (t800)
Hero (t800)
SB (t800)

Preflop: Hero is Button with 7[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls t15, UTG+2 calls t15, <font color="#666666">4 folds</font>, Hero calls t15, SB completes, BB checks.

Flop: (t72.50) 5[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, <font color="#CC3333">BB bets t70</font>, UTG+1 calls t70, UTG+2 folds, <font color="#CC3333">Hero raises to t250</font>, SB folds, BB calls t180, UTG+1 folds.

Turn: (t642.50) 2[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
BB checks, Hero is all-in (535)