UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xvn5xOy1v0Rpfp5pLf8K1f9hW5++IDn3RwNSo5eqdyU=' 
WHERE 
  key_id = '7b2c70a1a15f10193db6741eb579346d8a7d32eff37cf75953c6117552b68639' 
  AND (
    token = 'xvn5xOy1v0Rpfp5pLf8K1f9hW5++IDn3RwNSo5eqdyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )