UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPHVjlZ3gPWME1YXj4v37pBbwlw/n3gDTFVdrseBBjM=' 
WHERE 
  key_id = 'c2bff46a9bad5bbc193742c42491dd926eb770ab7c68edb7982cf6f74e90245e' 
  AND (
    token = 'rPHVjlZ3gPWME1YXj4v37pBbwlw/n3gDTFVdrseBBjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )