2/4 Standard situation with a donk bet?

[gir]

Party Poker, $2/$4 NL Hold'em Cash Game, 5 Players
LegoPoker Hand History Converter

CO: $170
Hero (BTN): $400
SB: $695.34
BB: $188.75
UTG: $365.78

Pre-Flop: A[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] dealt to Hero (BTN)
UTG calls $4, CO calls $4, <font color="red">Hero raises to $24</font>, 2 folds, UTG calls $20, CO folds

Flop: ($58) 4[img]/images/graemlins/diamond.gif[/img] J[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">UTG bets $12</font>, <font color="red">Hero raises to $90</font>