UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXmi7kId76V5xgiLyGs97gDZED+Fr63QPaMZXGWLzDI=' 
WHERE 
  key_id = '55e5d5b6bcd0b10c35a70330f34be3998b15145196c9b41a1d011d59df042f35' 
  AND (
    token = 'KXmi7kId76V5xgiLyGs97gDZED+Fr63QPaMZXGWLzDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )