UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTCr0YbbiI2htMPcUH6RGWKkOjZO6IqEugHVW4WNQ6Y=' 
WHERE 
  key_id = 'a9ab5f3c298998cac3443e086d70d27773450052386b2b715283c3ee2d6c2b81' 
  AND (
    token = 'MTCr0YbbiI2htMPcUH6RGWKkOjZO6IqEugHVW4WNQ6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )