UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8CbYWlNPtkcNi7Tm1Glxc8Sni/DiOBLLzMeNB7usZ0=' 
WHERE 
  key_id = '4c8836f6db3ef2e6ccd6394c7f1245639c7984beca8ba3e713b6e7c44e16568c' 
  AND (
    token = 'r8CbYWlNPtkcNi7Tm1Glxc8Sni/DiOBLLzMeNB7usZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )