UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QsG8ffk3Aj0kmVLMCYsWrCbes8nx/WhrqzDVDY3DeZw=' 
WHERE 
  key_id = 'e6d38b15f384fa7b5364dae3788e47180417d6da455e861c1d8390705842f30c' 
  AND (
    token = 'QsG8ffk3Aj0kmVLMCYsWrCbes8nx/WhrqzDVDY3DeZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )