UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rUhCy7ZY1j46P5YWtZ5dzIrYVJqeH9NCCw+cK1PwJvQ=' 
WHERE 
  key_id = 'a4e8bb7eb40b555d0cecc483455b3f227c297511acaec24f3c92107be1f0a8e1' 
  AND (
    token = 'rUhCy7ZY1j46P5YWtZ5dzIrYVJqeH9NCCw+cK1PwJvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )