UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gwitwP1F9Nv9q6o9wvmqn3VqoEyX2BRwydx0pztxXuQ=' 
WHERE 
  key_id = 'b3a1339499a4ceef8ab90c820b6663bec764a57dea17d0834c07f92bdd423d50' 
  AND (
    token = 'gwitwP1F9Nv9q6o9wvmqn3VqoEyX2BRwydx0pztxXuQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )