UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4wI9H+Ht/jZaATD9sDYPMzlMZOxYkhO9ny0I28oj4lM=' 
WHERE 
  key_id = 'cb9c4da32cdac7c18a9fbccd4a8ecabc48b7334b78b14c61f1c13582898f8b82' 
  AND (
    token = '4wI9H+Ht/jZaATD9sDYPMzlMZOxYkhO9ny0I28oj4lM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )