UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WzuGhYdl/iPdifJh0WBF2g+uNz/QHcGchH9QFyZMz+c=' 
WHERE 
  key_id = 'b8edfda9f0974f793b3d2e94a3ef0675b7b5c797fb1393d49935d37c8c7bcecc' 
  AND (
    token = 'WzuGhYdl/iPdifJh0WBF2g+uNz/QHcGchH9QFyZMz+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )