UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7qPO3eI5kjErBXeGS2ZRn9tCeVJkjpfl1Qu9qXwF1M0=' 
WHERE 
  key_id = '3ad3000e3e64fd42de104c222a61d0436b99337e54677caf1e1c82448a1d0e9f' 
  AND (
    token = '7qPO3eI5kjErBXeGS2ZRn9tCeVJkjpfl1Qu9qXwF1M0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )