UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uuI7BhxnmI396umisKn41qRKf+cMBWGunx8qwPQQEKo=' 
WHERE 
  key_id = 'b3bd068e310c1d976bc4841a01a40f8753a5725d679531c0a32ab6a858a6f1c9' 
  AND (
    token = 'uuI7BhxnmI396umisKn41qRKf+cMBWGunx8qwPQQEKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )