UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SsxfGuLzOUvoXB2IM3O81+g2jVQeK/2NrBdy1zHK+II=' 
WHERE 
  key_id = 'c180bdf9edf237f63d841285931a99fc540018e8eb6e5b04421cb5f8f48565b0' 
  AND (
    token = 'SsxfGuLzOUvoXB2IM3O81+g2jVQeK/2NrBdy1zHK+II=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )