id,user_id,user_name,real_name,phone,exam_id,title,email,address,education,graduate_school,major,reg_type,
train_institution,train_start_date,train_end_date,card_front,card_back,card_copy,photo,certificate,physical_report,sign_picture,
reg_time,finish_state,create_time,update_time
update el_exam_registration
finish_state =
#{finishState},
where user_id = #{userId} and exam_id = #{examId}