UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W68Q0eCfuiUr+TlR2AifrjY5zR5fvd1dzyTC5lHsMnM=' 
WHERE 
  key_id = 'a9f1c6cdf93055fb6561097f9b8ddcdfc0bf7a40fca382e8ebed65235cb6276f' 
  AND (
    token = 'W68Q0eCfuiUr+TlR2AifrjY5zR5fvd1dzyTC5lHsMnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )