UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+zUNNyDxf0MINhv2JkoxE400Xrq9lrsrxmWJvJirEJI=' 
WHERE 
  key_id = 'b1f9da96add69e393830fecc8652132e98bdf30a19cbe290d0f85c30b2f50acd' 
  AND (
    token = '+zUNNyDxf0MINhv2JkoxE400Xrq9lrsrxmWJvJirEJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )