UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'leG8tnOgKRlaLTzNlzWbgulEQIE4jIQl7Kf0feojohA=' 
WHERE 
  key_id = 'bdb06ad4e029c310603b400955fdf78349ed4a52f872a946a9f8b72e4223c89c' 
  AND (
    token = 'leG8tnOgKRlaLTzNlzWbgulEQIE4jIQl7Kf0feojohA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )