UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f2T+U6VqChelQexMo0VmQLoA65JKuiEeBRVLH3osVFs=' 
WHERE 
  key_id = '0830968c4cc9941c1e08ac7c7772731aa8204df927651fa2eb2307fece24a734' 
  AND (
    token = 'f2T+U6VqChelQexMo0VmQLoA65JKuiEeBRVLH3osVFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )