UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eVtAcXND76K1NXLxry+NAuJpkzZcuYpKohbpWqVnna0=' 
WHERE 
  key_id = '91c5994d209722d4b13027f1bfc04864524c86e85c71f4f9887dcf2a70a687ac' 
  AND (
    token = 'eVtAcXND76K1NXLxry+NAuJpkzZcuYpKohbpWqVnna0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )