UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pBxzndC70LA9uleD3ppOgiU4oDcorRrJCzRSwKjfzCs=' 
WHERE 
  key_id = '6cc540b79c9131477d6ded114392acfb71742e66999618d64ad75fe55ba9b40f' 
  AND (
    token = 'pBxzndC70LA9uleD3ppOgiU4oDcorRrJCzRSwKjfzCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )