UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mmvee0oKS0+gmhHimyOZDPf6V1KSEjhy19dLgXOxT78=' 
WHERE 
  key_id = '8a9f6d838f54eadf6b136e25c0550c833aab650367cb66a687b7cbab7deaf8ab' 
  AND (
    token = 'Mmvee0oKS0+gmhHimyOZDPf6V1KSEjhy19dLgXOxT78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )