UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uG8uLXvBi0h8LFnEYkN/07rEX5NDq0fyXQjKFpi8RpU=' 
WHERE 
  key_id = '6940418c9e1e72e79d6d0545aea02a935ebd3dd62a97061e19c9f56d0814db22' 
  AND (
    token = 'uG8uLXvBi0h8LFnEYkN/07rEX5NDq0fyXQjKFpi8RpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )