UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0ka28vuzZK+Z+vvLoStOc2/bVysrBsnTpzNcqu0tzfc=' 
WHERE 
  key_id = '6d5b1ca3f091a0f80330e9df0883a7cfe895068b2df7502d74140e759966f30e' 
  AND (
    token = '0ka28vuzZK+Z+vvLoStOc2/bVysrBsnTpzNcqu0tzfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )