UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/fiDCxbeAnLUMg655oZ0O9RIFZhlSa2cZT4EkiFT4Eo=' 
WHERE 
  key_id = '468f88b75a0e93bb10fdda1e6392edb0768c338b82553aae63e7c348676e9c04' 
  AND (
    token = '/fiDCxbeAnLUMg655oZ0O9RIFZhlSa2cZT4EkiFT4Eo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )