UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mmmE87PkbE50OU6cLVYyQmixsUfT38kvq5M6HSAS8jk=' 
WHERE 
  key_id = 'e977da5d042d4cd9611b5de0b194157f3c9a9772614942efcc725e740f2e2dca' 
  AND (
    token = 'mmmE87PkbE50OU6cLVYyQmixsUfT38kvq5M6HSAS8jk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )