<?php
$id = 2;
$birth_date = '11-01-2019';
// We are trying to remove an array that matched the id and birth date above
$array_values = array (
                   array(
                    'id' => 1,
                    'name' => 'Kobe',
                    'email' => 'user_email_1',
                    'birth_date' => '10-22-2019' ),
                   array(
                    'id' => 2,
                    'name' => 'Lebron',
                    'email' => 'user_email_2',
                    'birth_date' => '11-01-2019' ),
                  array(
                    'id' => 3,
                    'name' => 'Mike',
                    'email' => 'user_email_3',
                    'birth_date' => '10-18-2019' ),
                  array(
                    'id' => 4,
                    'name' => 'Magic',
                    'email' => 'user_email_4',
                    'birth_date' => '10-11-2019' )
                  );
foreach($array_values as $key => $value) {
  if ($value['id'] == $id && $value['birth_date'] == $birth_date  ) {
		unset($array_values[$key]);
	}
}
// We are expecting to remove Lebron. To check:
echo '<pre>';
print_r($array_values);
echo '<pre>';