UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PxUcbMyEWg0m9i/ahsAhjBt9BqjoNp3sJP+PZ/VkvTk=' 
WHERE 
  key_id = '671aa5906b0cf7548e76664f7e7b5eb788e0a7425d55e8fd201e8354dc7e7391' 
  AND (
    token = 'PxUcbMyEWg0m9i/ahsAhjBt9BqjoNp3sJP+PZ/VkvTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )