UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P6vf9u3H+VUWeQvOHNf9KGDTaxj/30eyhFjhcVTqb88=' 
WHERE 
  key_id = '8e29af1e4f4677448b71413272b2b078eeab380da75f60e3b86337611a3ce12e' 
  AND (
    token = 'P6vf9u3H+VUWeQvOHNf9KGDTaxj/30eyhFjhcVTqb88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )