UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yUqM8celTH8XMf/rnubVWooqUWvQ/6GI/Ryb0P/scsc=' 
WHERE 
  key_id = '839d30dd5d0c3178c52b3864b6c5200d07d4a1c0470e5c33c60375b5b4a2b433' 
  AND (
    token = 'yUqM8celTH8XMf/rnubVWooqUWvQ/6GI/Ryb0P/scsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )