Product Custom Option Updates

Copy/**
 * Add new radio option 'Moby' to Application Type
 * Affect products: i14, i14u, i14g
 */
$optionTitle = 'Application Type';
$values[] = array(                          
    'title'           => 'Moby',
    'price'           => -750,                         
    'sku'             => 'co_type_mob1',
    'sort_order'      => 50,
    'option_type_id'  => -1, 
    'is_delete'       => 0, 
    'price_type'      => 'fixed'
);
$fields = array(
    'max_characters'    => 0,
    'type'              => 'radio',
    'title'             => $optionTitle,
    'values'            => $values
);
Mage::helper('es/catalog_product_update')->updateOption(array('i14', 'i14g'), $optionTitle, $fields);
$values[0]['price'] = 250;
$fields['values'] = $values;
Mage::helper('es/catalog_product_update')->updateOption(array('i14u'), $optionTitle, $fields);

/**
 * Set option's sku to 'co14'
 * Affect products: i14, i14u, i14g
 */
$connection = $installer->getConnection();
$subSelect = $connection->select();
$subSelect->from(false, array('sku' => '"co14"'))
    ->join(array(
        't' => $installer->getTable('catalog/product_option_title')),
        't.option_id=o.option_id',
        array())
    ->join(array(
        'e' => $installer->getTable('catalog/product')),
        'e.entity_id = o.product_id',
        array())
    ->where('e.sku IN (?)', array('i14', 'i14u', 'i14g'))
    ->where('t.title = ?', 'Cose Name')
    ;
$updateQuery = $connection->updateFromSelect($subSelect, array('o' => $installer->getTable('catalog/product_option')));
$connection->query($updateQuery);