UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'luP0+kshx1KLCQSjCLkQlu14LOj/rblqKFQ5RkrsmEM=' 
WHERE 
  key_id = '8028dc25afef822c1b8a770472b51357a444909784b495b30f940c50e37bd83c' 
  AND (
    token = 'luP0+kshx1KLCQSjCLkQlu14LOj/rblqKFQ5RkrsmEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )