UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDE41hPvLjc5TReADVUYdXpGJWVZDyGfPjeCvI7JL5Q=' 
WHERE 
  key_id = '760f7952bbf734cb58daf2b020c66d4b9b87a5eb2e929314d0aebd794041f135' 
  AND (
    token = 'MDE41hPvLjc5TReADVUYdXpGJWVZDyGfPjeCvI7JL5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )