UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3MzTkOHAQT4hut5r8+0aMyuHYFc8nC17Op3wuKHh2RI=' 
WHERE 
  key_id = '20a768dbd2b949ebd6ab4bd8f08c1c0f86fb0c2a08500a4e76d1739b02709893' 
  AND (
    token = '3MzTkOHAQT4hut5r8+0aMyuHYFc8nC17Op3wuKHh2RI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )