Sure. But the new card has to be at least 'of same size' otherwise partitioning will throw errors. You can search the forum for 'backup sd card emmc' or 'mmcblk0 dd lz4' to get a lot of valuable stuff regarding creation of device images. But as zador already mentioned take care that filesystem isn't corrupted and try at least to repair it if that's true.   In case new card is significantly larger you might want to expand rootfs again. With all updates applied running off new card it sh