UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yr7bAEt93/WU8ItMfPGHFQHHtIxXW7TlhRXhRNvsZwI=' 
WHERE 
  key_id = '8e4e49c4e953f4af7050b8ef78631b60a5c2b20fc2d31fd3669320fc2c798028' 
  AND (
    token = 'yr7bAEt93/WU8ItMfPGHFQHHtIxXW7TlhRXhRNvsZwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )