UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QixtKcWec+Z7Im/XsHAjhijcdr6sox6VjiysZSwuMRU=' 
WHERE 
  key_id = 'c59fca4fe88ddc9a81e022af222623338a8247136d0c613bcf4c1065bc8dcb96' 
  AND (
    token = 'QixtKcWec+Z7Im/XsHAjhijcdr6sox6VjiysZSwuMRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )