UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'alm3RUL2Rn8X+5+CxwBdfNieLSZzbIWgErJHedRHRqU=' 
WHERE 
  key_id = '815874347ad6c56e266b6f397af32d947d7839f3c95651da5e7e2b66206477de' 
  AND (
    token = 'alm3RUL2Rn8X+5+CxwBdfNieLSZzbIWgErJHedRHRqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )