UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OViw4mKYD/7QA2fMH9ZqQSCCyI1VMrNDsIaTRLFmOrU=' 
WHERE 
  key_id = '5568945fd3efc5b718cb687215254ff168a6e34b1a7ec660d58376b122e4b341' 
  AND (
    token = 'OViw4mKYD/7QA2fMH9ZqQSCCyI1VMrNDsIaTRLFmOrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )