SELECT all records that are 30 days old

Question

I need to SELECT all records that are 30 days old. I have the code below but it\'s not working. In updatestatus I have dates like 12/26/2011. I create a 30 day old date like

Answer 1

This is what I used. Very simple

$sth = $dbh->prepare(qq(SELECT * FROM people WHERE updatestatus + INTERVAL 30 DAY <=     NOW() )) or die $DBI::errstr;