UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J9KIkTn5yq6mpwJDwaliL35PpkIqL+3QMss5CWu8BUQ=' 
WHERE 
  key_id = '8688ba733be7ec501a0ab5fc708db76117650f47a6e32d44fc4e5036349239ca' 
  AND (
    token = 'J9KIkTn5yq6mpwJDwaliL35PpkIqL+3QMss5CWu8BUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )