UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtQpfIyWf1q6Xv3Mg6WwNGwVWQ6lb18FeRkYGeL8NyI=' 
WHERE 
  key_id = '451b258b39f8b1f5694da7dbafa1bd6767892d8653f3a367ed7227a20c23b9e5' 
  AND (
    token = 'RtQpfIyWf1q6Xv3Mg6WwNGwVWQ6lb18FeRkYGeL8NyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )