<?php
$array = array(...over 29k IDs...);
$update = array();
foreach ($array as $line) {
   $update[] = array('id' => $line, 'spintax' => $this->SpinTax($string));
   ### $this->SpinTax parses the spintax from a string I have. It has to be generated for each row.
}
$this->db->update_batch('table', $update, 'id');
?>