UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H51rGjpiCMtN4r97AubSPX/wfVHPpKHq1QRQ7S/dim0=' 
WHERE 
  key_id = '5dc237ca851f2374f04525731098c21ff08c3663a3ee1bce62b02a2c7d369165' 
  AND (
    token = 'H51rGjpiCMtN4r97AubSPX/wfVHPpKHq1QRQ7S/dim0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )