UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I2/AMQcsBAQQZMrKq+EqF+0e6CX2Tv4VWiUQLLgmMX8=' 
WHERE 
  key_id = '597c946350ee4733ef8de16a04281d272f6f69695719c91109f1fa248b343d3b' 
  AND (
    token = 'I2/AMQcsBAQQZMrKq+EqF+0e6CX2Tv4VWiUQLLgmMX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )