def METHOD_NAME(using: str, max_csv_amount: int = 30) -> None:
    """
    rotate csv zip file in the {now:%Y} folder
    :returns:
    """
    storage = _get_storage_backend(using=using)
    now = timezone.now()
    src_folder = f'{storage.location}/{now:%Y}'
    if os.path.exists(src_folder):
        list_of_files = glob(f'{src_folder}/**/*.zip', recursive=True)
        if len(list_of_files) > max_csv_amount:
            list_of_files.sort(key=os.path.getmtime)
            for file_to_be_deleted in list_of_files[:len(list_of_files) - max_csv_amount]:
                os.remove(file_to_be_deleted)