UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tkQvE0YqndVAWL0xYzNI87gWM+gjy6IQy8r7yJ9kYdw=' 
WHERE 
  key_id = '137d6b5220e040515666c2aab3046cd6e8feca91c323e7fff8baf962193f255a' 
  AND (
    token = 'tkQvE0YqndVAWL0xYzNI87gWM+gjy6IQy8r7yJ9kYdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )