UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QyhlOrPl4NSXAejLEqPrkWgNMhYL+3xFaE1eLpV7KuI=' 
WHERE 
  key_id = '831fc1e501a6bfe4d5a91c8cbe443cb18d73faba0cbb3d7a43997af68f17ec0e' 
  AND (
    token = 'QyhlOrPl4NSXAejLEqPrkWgNMhYL+3xFaE1eLpV7KuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )