UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wvn1XUCMeiPFBgXaVncz6qSNX9IsFSUDWiKlESE7XaA=' 
WHERE 
  key_id = '56d58324c0b18954c5135b34b844578fc9cb2d59c199e275b8d60395920fa933' 
  AND (
    token = 'wvn1XUCMeiPFBgXaVncz6qSNX9IsFSUDWiKlESE7XaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )