UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x5LKdqROIYvGk0rWhAgv89QqEsH9vK7af7feI+PmcVw=' 
WHERE 
  key_id = '4042331268f697baf1ced081baf91e0b40ff92d2baffe40dfaaab17783a233a2' 
  AND (
    token = 'x5LKdqROIYvGk0rWhAgv89QqEsH9vK7af7feI+PmcVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )