UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Scz/6pruMHRkvO7tZZVqJ7ITKR9KwKkC0GmpejtmT4=' 
WHERE 
  key_id = '8bb6ddc41aed89d102b967e22e10fea98d496d601cacc831f1a39d33a0538638' 
  AND (
    token = '/Scz/6pruMHRkvO7tZZVqJ7ITKR9KwKkC0GmpejtmT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )