UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nfrCQPBd7xBO8wDjxuHqg+CvBWFpHEfg1EEFTrtyETg=' 
WHERE 
  key_id = '4acbb49f5747f3b562f54ed34d388a20d9c88be943cbb3639266431afd824da3' 
  AND (
    token = 'nfrCQPBd7xBO8wDjxuHqg+CvBWFpHEfg1EEFTrtyETg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )