select docurl from msj_board where boardtype=6 and valid_from<='2024-04-20 02:31:40' and valid_to>='2024-04-20 02:31:40' and ord=80select docurl from msj_board where boardtype=7 and valid_from<='2024-04-20 02:31:40' and valid_to>='2024-04-20 02:31:40' and ord=80