UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QMGxT7Rkakl8jyomA4EbegDX8txi3RUIi4LxzCkfah8=' 
WHERE 
  key_id = '5285102b766ef36784d85772b34264b40ef5e5802df6dede32ebb0a818254131' 
  AND (
    token = 'QMGxT7Rkakl8jyomA4EbegDX8txi3RUIi4LxzCkfah8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )