UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KABdStAGVoC4PaY/7TZyJfzy3eGMiUwaKmawfFd//8s=' 
WHERE 
  key_id = '83ebe6f683e092d3a97280f72eaadc34a2a828a11a57cd3d918da340054c8e8d' 
  AND (
    token = 'KABdStAGVoC4PaY/7TZyJfzy3eGMiUwaKmawfFd//8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )