UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ljb2qxq7KLWohwByfK1435NYlbkuoIsIfDDQ/32p0/o=' 
WHERE 
  key_id = 'b1f2c86c64ec2b79d012903cde9a8f644bea042b35ce0c14f9020d5ebe9f6de7' 
  AND (
    token = 'ljb2qxq7KLWohwByfK1435NYlbkuoIsIfDDQ/32p0/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )