UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z45gZuRcWhQfobG+GBGHgWHuh2My5NSy6JlqZ7PJQpw=' 
WHERE 
  key_id = '3181b14ae9c0bc4fc4d2f9f3f72455cde21f2427a8c22efc3e20e0032573ce8a' 
  AND (
    token = 'z45gZuRcWhQfobG+GBGHgWHuh2My5NSy6JlqZ7PJQpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )