UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SVa6drppb0fQs6+B+bbtOJKV0qJRdr9e5Kmb5tY7oOw=' 
WHERE 
  key_id = '323e5aadfbc0de2653332cc75d6e8028c5b8a4d72640517b930d383511b8d8dd' 
  AND (
    token = 'SVa6drppb0fQs6+B+bbtOJKV0qJRdr9e5Kmb5tY7oOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )