UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'upWkHzIvaUp0sjthaEvMJgs5wc1psYctv991V9gMYrk=' 
WHERE 
  key_id = '421473f6d94c6eb9e67cf218146dd53a400631ab95d2707f4751be6a7e9fded7' 
  AND (
    token = 'upWkHzIvaUp0sjthaEvMJgs5wc1psYctv991V9gMYrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )