UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jWHpydmxywp+HmSV5wYn2a4DVeHnzfQiVijBJyO0AEE=' 
WHERE 
  key_id = '271ad1761b6b8f61d1295603ac5ae28cd37c2736dbb8f0e96f67b07ff6f6c361' 
  AND (
    token = 'jWHpydmxywp+HmSV5wYn2a4DVeHnzfQiVijBJyO0AEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )