UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8cGSaTHw1YUaLMoC7O17ST5qUBaeEOJlPNsURy4Juo0=' 
WHERE 
  key_id = 'b340211aa52d13387c951b1f123218cc973aba3cb60493f856e3e3da5207edfc' 
  AND (
    token = '8cGSaTHw1YUaLMoC7O17ST5qUBaeEOJlPNsURy4Juo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )