UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VDHq1FOyJLqKojiBbZVqXE/DfAd6zWfrobf1H+3q100=' 
WHERE 
  key_id = '834e1665609746f923e5b0eb7f49439b9855cd6ad1cc70fad8e501d2e1a70741' 
  AND (
    token = 'VDHq1FOyJLqKojiBbZVqXE/DfAd6zWfrobf1H+3q100=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )