UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v0th60kF6fVk/wBiOffCgQa1VvVCD/GBwp5QVBIdX/0=' 
WHERE 
  key_id = '7db1c6cac51e7fed527f85d8d98ad9794a3e06e68f9c45318b71a996b53b7fc7' 
  AND (
    token = 'v0th60kF6fVk/wBiOffCgQa1VvVCD/GBwp5QVBIdX/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )