UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2KSyfhPJx26fBjqH7vzbzJYJV4542yZ8WIaL3ygqPSo=' 
WHERE 
  key_id = 'b7f81d54b1f74f55f8015fdee4bf930949759ea638127e56d6424bf904deb7b2' 
  AND (
    token = '2KSyfhPJx26fBjqH7vzbzJYJV4542yZ8WIaL3ygqPSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )