UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4CEpb5D3k4WqyeIUtejaWT5zXfjtv6oPyb1ckxhMIs=' 
WHERE 
  key_id = '645bb244c71c1d87d819b52ffe84f97a9ab7bbf697637b05ecad09ac6ec3b7d4' 
  AND (
    token = 'R4CEpb5D3k4WqyeIUtejaWT5zXfjtv6oPyb1ckxhMIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )