UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8j6YfXqm/JFq5jWY8KTADqpVE2OaDSgfBKkjWTIK1BE=' 
WHERE 
  key_id = '984d6714cea7b1bf6049071bdbf90976a1f73c53da339aee03ff5cedaf47afc7' 
  AND (
    token = '8j6YfXqm/JFq5jWY8KTADqpVE2OaDSgfBKkjWTIK1BE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )