UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+AHSjyGQXuh6yFIOS6RgftIzPLhFDgp8MpCGHJTFHoc=' 
WHERE 
  key_id = '6896708404f53c6a56129d472445964b96f617c8ea3614216e55de4946e60010' 
  AND (
    token = '+AHSjyGQXuh6yFIOS6RgftIzPLhFDgp8MpCGHJTFHoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )