UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWvvBHj7loM9caPvDHU0l6GHboyUq71CyKDIQ69ZMrU=' 
WHERE 
  key_id = '7434d197e1df4ae73d892a1e9875f31cbae7550ea79c226c288b134438043ffb' 
  AND (
    token = 'RWvvBHj7loM9caPvDHU0l6GHboyUq71CyKDIQ69ZMrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )