UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bp4cD3bL9joLbkY/uRNYyd9jT4eHCeB8GBDmZMnP+kU=' 
WHERE 
  key_id = '1e54bbf17ce8bb4f6ee207ad5581ffdb5a5312b903983ccbdc81790e728ebc6b' 
  AND (
    token = 'Bp4cD3bL9joLbkY/uRNYyd9jT4eHCeB8GBDmZMnP+kU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )