UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uE+4CprgHtfD+98Zg6bfPP6cWvgh6L3fMbeimgcQdaI=' 
WHERE 
  key_id = '4dbacd1605f65028b0a2a47723fc6d1d703538a06cb28f84eeb1288fc563895e' 
  AND (
    token = 'uE+4CprgHtfD+98Zg6bfPP6cWvgh6L3fMbeimgcQdaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )