UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c1t7WEpG9GimHkgZ9jFQRbPOz2liKeKXoP/mqY+14i0=' 
WHERE 
  key_id = '81e9964de0b8c75354ce3802dcc131659f16dc1d7361d6456fab7eff9e6b0a31' 
  AND (
    token = 'c1t7WEpG9GimHkgZ9jFQRbPOz2liKeKXoP/mqY+14i0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )