UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jJ2pFZnves703hdjHXhx5/t3/+mUNV/yE1GlJ6FyKRg=' 
WHERE 
  key_id = '8504ce7b7bb9777af7e170e0485ebc13ce365b5016308da3ea7720ace869c9d5' 
  AND (
    token = 'jJ2pFZnves703hdjHXhx5/t3/+mUNV/yE1GlJ6FyKRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )