MYsql Search and Replace

/*
phd_area_of_research_2 == Table name on which the operation needs to be performed
area_of_research == column on which the search and replace should happen
area_of_research = REPLACE(area_of_research, 'Math--', 'MATHS--');
area_of_research = REPLACE(area_of_research, 'Search This', 'Replace with this');
*/

UPDATE phd_area_of_research_2

SET

area_of_research = REPLACE(area_of_research, 'Math--', 'MATHS--');