UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4U+7rdibzTxdpbOuXMAOTRD82owILLXfdWKUXrPMJx0=' 
WHERE 
  key_id = 'c12381d70fe0ef8eff251db7a9d91fae0e401e77c3194254105c6863788b21f4' 
  AND (
    token = '4U+7rdibzTxdpbOuXMAOTRD82owILLXfdWKUXrPMJx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )