UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uWpkwHbrxI1U8gc1EXEaRNYh6LtUpFxyqhX2ZVOgbBM=' 
WHERE 
  key_id = '40781b82b2832fd6dbf0a65af5ce16f6631ddacd804c91421bd47852be519430' 
  AND (
    token = 'uWpkwHbrxI1U8gc1EXEaRNYh6LtUpFxyqhX2ZVOgbBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )