UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D7RBW+bUS7/o9vwDuZsamShGJIDM/MHXUkI7cA2D+3U=' 
WHERE 
  key_id = '6b55af8e8efd9289e4f693c0eee384975cb9a15568f43d9d13e6ab29883a4323' 
  AND (
    token = 'D7RBW+bUS7/o9vwDuZsamShGJIDM/MHXUkI7cA2D+3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )