UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvUB9Ntm5tvrktjjsb0VlB8ooJVh7CvAwPqXzc0KYf4=' 
WHERE 
  key_id = '4af946800fe3266f655ccaf0b87c74cd5a7ac7aae6494d8922147e1b5b5161bb' 
  AND (
    token = 'MvUB9Ntm5tvrktjjsb0VlB8ooJVh7CvAwPqXzc0KYf4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )