select docurl from msj_board where boardtype=6 and valid_from<='2024-04-30 01:22:20' and valid_to>='2024-04-30 01:22:20' and ord=141select docurl from msj_board where boardtype=7 and valid_from<='2024-04-30 01:22:20' and valid_to>='2024-04-30 01:22:20' and ord=141select docurl from msj_board where boardtype=12 and valid_from<='2024-04-30 01:22:20' and valid_to>='2024-04-30 01:22:20' and ord=141