UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DnCpvastckKhzfvLyM9jMzMuVs8McotS9a3Z1mS4Iqc=' 
WHERE 
  key_id = '8b487908be5c8168a10c48cd2779056be8cd574f584d30b7afdda9422eed6f23' 
  AND (
    token = 'DnCpvastckKhzfvLyM9jMzMuVs8McotS9a3Z1mS4Iqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )