UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OSfMxcyw3MlsExge81X1dG7atxb+7nmaBKZV3rhGnik=' 
WHERE 
  key_id = '1d874feaf75133ac6b5c10be736817fb1e8fd45241025a7020711f41177613b6' 
  AND (
    token = 'OSfMxcyw3MlsExge81X1dG7atxb+7nmaBKZV3rhGnik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )