UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4gja9bU+kelvzlKn8oLf6lwicQt1MEi+pjlQawDu4FE=' 
WHERE 
  key_id = '36a183a365a3ce0ffcc35577831acad08fe9f4ca1949ade6f0233411566f8103' 
  AND (
    token = '4gja9bU+kelvzlKn8oLf6lwicQt1MEi+pjlQawDu4FE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )