UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R5q5MMVTAa86ak0X+sDcoguYoPdIxLLYiptQ3ymEW6E=' 
WHERE 
  key_id = 'a696c69bd1576b39cdda759758088a51bad73e254f3ca5fe4f8b0e1507f64e53' 
  AND (
    token = 'R5q5MMVTAa86ak0X+sDcoguYoPdIxLLYiptQ3ymEW6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )