UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VUNC/zTksYVJf+6e8TuuIhdgua+HoBQYK9um494vlbw=' 
WHERE 
  key_id = '5ab2826ef881eb7988f2867746721ab15cca6ae70389d770055df584e8982da7' 
  AND (
    token = 'VUNC/zTksYVJf+6e8TuuIhdgua+HoBQYK9um494vlbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )