UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EapQXzdP80uRv2YR3KFPa4ULpRwhaT95sdYTvZ23IiM=' 
WHERE 
  key_id = '50391acf9494ca64a0b1b92457b1243986ecda6b77e63442f9e958b22f5ad33a' 
  AND (
    token = 'EapQXzdP80uRv2YR3KFPa4ULpRwhaT95sdYTvZ23IiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )