How to properly iterate and modify objects in sequelize?

Question

Node.js

Hello, I have a table in mysql database.

On the client, the value is changed and I need to overwrite it. Changed data arrives from the front in the form:
{ pf_level: 10, days_min: 10}. My table has 500 rows. I'm still new to sequelize( How can I iterate over a table in sequelize and replace the data that has changed in it? Please tell me ... Sorry for the stupid question.