UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sk4bJnI4XfyWb72yDxEu7FbYuciMGyqNJEvWljHadgw=' 
WHERE 
  key_id = 'a8428c2d8e98479391717551111c94334cf8903d64baa6075b28b91ad0cdb254' 
  AND (
    token = 'sk4bJnI4XfyWb72yDxEu7FbYuciMGyqNJEvWljHadgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )