UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mNQmMyufrgSwRLV12kdBmRXdt/PVx/5U1ziCM/8n9KI=' 
WHERE 
  key_id = '21efb8bbe215fc140e7b0fb7b50741ad855f8e727b666694f12fc670716bba4d' 
  AND (
    token = 'mNQmMyufrgSwRLV12kdBmRXdt/PVx/5U1ziCM/8n9KI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )