YOU SAID:

I require food and thus I shall begin eating my lunch at the present time.

INTO JAPANESE

私は食べ物が必要なので、現時点で昼食を食べ始めます。

BACK INTO ENGLISH

I need food, so I start eating lunch at this time.

INTO JAPANESE

食べ物が必要なので、この時間に昼食を食べ始めます。

BACK INTO ENGLISH

I need food, so I start eating lunch at this time.