UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uNKtfoVrz5vRzHSSdyxNw908WPjvKIS7+PgHz9FfuCo=' 
WHERE 
  key_id = '88a82d05f4b94071510bf6c60bacd94cc790aeb0e3aa2c325964e6b4cffe68b7' 
  AND (
    token = 'uNKtfoVrz5vRzHSSdyxNw908WPjvKIS7+PgHz9FfuCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )