UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mk6UavH669nkso5eoP8NSOz1lrB681PPskghq7S6OXU=' 
WHERE 
  key_id = 'd441d804bafba142c45a05c0d2bc6a2b1e2c5c9ea492353d24fb237117e3a226' 
  AND (
    token = 'mk6UavH669nkso5eoP8NSOz1lrB681PPskghq7S6OXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )