UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gZQ4TydOJ3taIDHrUbFNFzVjca3SaT4CwTDbpEs9KeA=' 
WHERE 
  key_id = '6fee3c5834c9be4eef4d2b4b649753bb388ab33a5ad82e530cbde8c684b9e6f7' 
  AND (
    token = 'gZQ4TydOJ3taIDHrUbFNFzVjca3SaT4CwTDbpEs9KeA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )