UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xJafjiPYl6jySo5jR2pjQFg77KZUdqq1nNDvzPp/rfI=' 
WHERE 
  key_id = '9f15330231311269c8f3052a0a997526c41fd5ecf7f45c2a268f29d48877e481' 
  AND (
    token = 'xJafjiPYl6jySo5jR2pjQFg77KZUdqq1nNDvzPp/rfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )