UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxS+xs0Pygiz6jb/+fLAr/Z6tNsmDvefPXUvN7Ad76E=' 
WHERE 
  key_id = '6043dd5cec6f6c41a64498cae74b755286300381dcfa1176f19426e832a774e5' 
  AND (
    token = 'yxS+xs0Pygiz6jb/+fLAr/Z6tNsmDvefPXUvN7Ad76E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )