UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9apF8tZ6n5xGOjF3nq3GC19x6wILhC9VA5sDBLaEENI=' 
WHERE 
  key_id = 'b6c6f79135727c8960519d9ad5db3763df88b39c99916d5b4c40934ef64570c1' 
  AND (
    token = '9apF8tZ6n5xGOjF3nq3GC19x6wILhC9VA5sDBLaEENI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )