UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DZ06GRTpbKGt2FIowtl7AwUf5M/56Gs2gn2kcqG0510=' 
WHERE 
  key_id = '3e9a9f298272226dc95ac697555fa7d24f291407e0f8baec63d7278cc1155711' 
  AND (
    token = 'DZ06GRTpbKGt2FIowtl7AwUf5M/56Gs2gn2kcqG0510=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )