UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UF/n2hMnDjyJRyDjj7wQnvGHgChJpnrF+gAWfKA1Mww=' 
WHERE 
  key_id = '47acab0310f28561b4c85e9f0d50aee8df73f3aef1ce8d50f094ebdee820f11a' 
  AND (
    token = 'UF/n2hMnDjyJRyDjj7wQnvGHgChJpnrF+gAWfKA1Mww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )