UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4WCJhXMQSGaJv8gRTqfVwiwl68oo4GfafbAI8upDhk=' 
WHERE 
  key_id = '2a9ef0b1844a1c2edf933334513082bb22c81431fb850325e2aa22c5a6bf1340' 
  AND (
    token = 'L4WCJhXMQSGaJv8gRTqfVwiwl68oo4GfafbAI8upDhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )