UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DOTpB2BkgIkoo2p0XBk8qKwhViNFptcbydi6H85aBSU=' 
WHERE 
  key_id = '043249feb2857fa0cd31e55d5967734b33b1f3c4579b540301326305a0b8b2a9' 
  AND (
    token = 'DOTpB2BkgIkoo2p0XBk8qKwhViNFptcbydi6H85aBSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )