UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4LaV39SfPW6S02r8ABPbjEQBPrZrPdF7T48WF5AJfZg=' 
WHERE 
  key_id = '59b465db05d306e0ccd8050cc63a72950ff75e66e6f0641c030fa46dd881c251' 
  AND (
    token = '4LaV39SfPW6S02r8ABPbjEQBPrZrPdF7T48WF5AJfZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )