UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B69J1i5docb4UMRr31icVkg2ggU0PXy7zcNAK+Owo04=' 
WHERE 
  key_id = '829f05f774ecaf39d848b1f0da212eb24e5247b01b62a54fa1524f0e43ed6ccc' 
  AND (
    token = 'B69J1i5docb4UMRr31icVkg2ggU0PXy7zcNAK+Owo04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )