if(isset($_POST['user_login']) && !empty($_POST['user_login'])):
	$incorrect_login = FALSE;
	require_once(ABSPATH . WPINC . '/registration.php');
	// Grab User Data
	if(strpos($_POST['user_login'], '@')):
		$user_data = get_user_by('email', trim($_POST['user_login']));
	else:
		$user_data = get_user_by('login', trim($_POST['user_login']));
	endif;

	// If the Username or Email Match
	if($user_data):
		// Set Vars
		$user_login = $user_data->user_login;
		$user_email = $user_data->user_email;

		// Set a New Password Reset Key
		$key = wp_generate_password(20, false);
		$var = wp_update_user(array('ID' => $user_data->ID, 'user_activation_key' => $key));
		$wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));

	// If No Username or Email Match - Return Error
	else:
		$incorrect_login = TRUE;
	endif;
else:
	$incorrect_login = TRUE;
endif;