UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euKEIyT/e7Y9ZaEZxH5A5xnBuNgH9RI7I9kTAm8vn8A=' 
WHERE 
  key_id = '83a296bb4663cf15b31a327875c2e0cde916663505f9eed7dbd211cc69054d4a' 
  AND (
    token = 'euKEIyT/e7Y9ZaEZxH5A5xnBuNgH9RI7I9kTAm8vn8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )