UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yrxc21GTvg9yEh729Qc9BBY0NXkXvoDPZe1XCXYMhHw=' 
WHERE 
  key_id = 'e68547d33a8cb8a3d13dee8933e79e85ef9e1eb78c76be18545c59b973506f52' 
  AND (
    token = 'yrxc21GTvg9yEh729Qc9BBY0NXkXvoDPZe1XCXYMhHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )