UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4BqJmVj9UQjAMZmdYFY8jQLQkrmhPwFyvdNWY5epiOA=' 
WHERE 
  key_id = '98e48eb4bb61ba36e6e7cbe283ae3fa0c778f017c15ab2e621e6904903c07f82' 
  AND (
    token = '4BqJmVj9UQjAMZmdYFY8jQLQkrmhPwFyvdNWY5epiOA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )