UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q3uE613MWdngo75/9uY8Euuc6f2grb4aS78I8eNFbbc=' 
WHERE 
  key_id = '6d954af518c3e4e7c7ea858a86bc6cf53bc282c5dc739749284f0967abb057e2' 
  AND (
    token = 'q3uE613MWdngo75/9uY8Euuc6f2grb4aS78I8eNFbbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )