UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'flZO/AUlp4U9DFE7jJw+wUsOHVDDrYCTMvagk/E2nHQ=' 
WHERE 
  key_id = '3c8b47cbab905f9c85f63a6d44920fe41b71205dbf7eb06e1b2f6d7b452904f0' 
  AND (
    token = 'flZO/AUlp4U9DFE7jJw+wUsOHVDDrYCTMvagk/E2nHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )