UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rZmlSH5EzlwMHGmRvt6ONqtYUDwlrNsRTq9vPHKuUsY=' 
WHERE 
  key_id = '20ba6ddf49cac0e2ad9c8ad5813e1d4705d4c7daaa5bf4141ea882dae24a637b' 
  AND (
    token = 'rZmlSH5EzlwMHGmRvt6ONqtYUDwlrNsRTq9vPHKuUsY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )