UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Meb1Mv33Ol+3tUTykegry5wHyhLRi9JAGjn03aT2As=' 
WHERE 
  key_id = '49475b3afafe1827abd7ef293acb9a278a5c757f4feaafd51f07fa15b52337fd' 
  AND (
    token = '8Meb1Mv33Ol+3tUTykegry5wHyhLRi9JAGjn03aT2As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )