UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxdOzR6QSrZp0BSzmPBgHc/qHtHLtI0CzFBHl4BNwj0=' 
WHERE 
  key_id = '968dce94aeb62075a86c04bfc3ad18ac8c12f6af03607921b81862ca171b4aad' 
  AND (
    token = 'yxdOzR6QSrZp0BSzmPBgHc/qHtHLtI0CzFBHl4BNwj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )