SQL statement took a lot of time to execute 12c

In our AWR Report SQL statement took a lot of time to execute which leads to app hang and slow performance the sql query like below:

Update Out_Remittance Set Field0=:"SYS_B_00", row_index=:"SYS_B_01", FIELD30_1=:"SYS_B_02", FIELD84_1=:"SYS_B_03", FIELD35_1=:"SYS_B_04", FIELD73_1=:"SYS_B_05", FIELD81_1=:"SYS_B_06", FIELD34_1=:"SYS_B_07", FIELD82_1=:"SYS_B_08", FIELD32_1=:"SYS_B_09", FIELD71_1=:"SYS_B_10", FIELD87_1=:"SYS_B_11", FIELD31_1=:"SYS_B_12", FIELD72_1=:"SYS_B_13", FIELD70_1=:"SYS_B_14", FIELD86_1=:"SYS_B_15", FIELD85_1=:"SYS_B_16", FIELD58_1=:"SYS_B_17", FIELD67_1=:"SYS_B_18", FIELD47_1=:"SYS_B_19", FIELD56_1=:"SYS_B_20", FIELD57_1=:"SYS_B_21", FIELD39_1=:"SYS_B_22", FIELD49_1=:"SYS_B_23", FIELD38_1=:"SYS_B_24", FIELD37_1=:"SYS_B_25", FIELD36_1=:"SYS_B_26", FIELD89_1=:"SYS_B_27", FIELD40_1=:"SYS_B_28", FIELD42_1=:"SYS _B_29", FIELD75_1=:"SYS_B_30", FIELD41_1=:"SYS_B_31", FIELD76_1=:"SYS_B_32", FIELD59_1=:"SYS_B_33", FIELD88_1=:"SYS_B_34", FIELD43_1=:"SYS_B_35", FIELD50_1=:"SYS_B_36", FIELD51_1=:"SYS_B_37", FIELD77_1=:"SYS_B_38", FIELD52_1=:"SYS_B_39", FIELD2_1=:"SYS_B_40", FIELD1_1=:"SYS_B_41", FIELD78_1=:"SYS_B_42", FIELD44_1=:"SYS_B_43", FIELD45_1=:"SYS_B_44", FIELD46_1=:"SYS_B_45", FIELD7_1=:"SYS_B_46", FIELD6_1=:"SYS_B_47", FIELD5_1=:"SYS_B_48", FIELD68_1=:"SYS_B_49", FIELD3_1=:"SYS_B_50", FIELD66_1=:"SYS_B_51", FIELD48_1=:"SYS_B_52", FIELD53_1=:"SYS_B_53", FIELD14_1=:"SYS_B_54", FIELD54_1=:"SYS_B_55", FIELD13_1=:"SYS_B_56", FIELD8_1=:"SYS_B_57", FIELD18_1=:"SYS_B_58", FIELD17_1=:"SYS_B_59", FIEL D69_1=:"SYS_B_60", FIELD16_1=:"SYS_B_61", FIELD15_1=:"SYS_B_62", FIELD25_1=:"SYS_B_63", FIELD24_1=:"SYS_B_64", FIELD55_1=:"SYS_B_65", FIELD22_1=:"SYS_B_66", FIELD20_1=:"SYS_B_67", FIELD80_1=:"SYS_B_68", FIELD83_1=:"SYS_B_69", FIELD74_1=:"SYS_B_70", FIELD29_1=:"SYS_B_71", FIELD28_1=:"SYS_B_72", FIELD79_1=:"SYS_B_73" where Field0=:"SYS_B_74" and row_index=:"SYS_B_75"