UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rFwuj4H6RDm9ljJILS1mDwevlj76YobV6zZ8wT9gNV4=' 
WHERE 
  key_id = '826aa67d94b8f08e7fae74f4710883a8b8863873023a2bd85c5ab5c441352726' 
  AND (
    token = 'rFwuj4H6RDm9ljJILS1mDwevlj76YobV6zZ8wT9gNV4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )