UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VKAtInlpq3kq8b0SZQrWN/TYxGufxH291BWuz3fBsD0=' 
WHERE 
  key_id = '9e851581a01206a9d31487b8b016e6c60fdf5a2a96e20b23ebed0daf633098af' 
  AND (
    token = 'VKAtInlpq3kq8b0SZQrWN/TYxGufxH291BWuz3fBsD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )