UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rZa3h/4WJOlEBPn5SsxhReqm81bl/ffBGjhCACnZsto=' 
WHERE 
  key_id = '12a8527f446e3c5005beb76274b15e534357c400d7b51e48d26ca9b9f09deeb2' 
  AND (
    token = 'rZa3h/4WJOlEBPn5SsxhReqm81bl/ffBGjhCACnZsto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )