UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oj3WwxjOQ6l5bvLQspOJ1MVIeb6ZJbMsc7XrtudWs+0=' 
WHERE 
  key_id = '976314526f02193a428abe549f1c264582e1f17e05db568f9b27649cbf3d56fd' 
  AND (
    token = 'Oj3WwxjOQ6l5bvLQspOJ1MVIeb6ZJbMsc7XrtudWs+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )