UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ou1fAc3FSig16O1bfbtKrHt5xw5j695XlSsHAWSTWDw=' 
WHERE 
  key_id = '840b3f9927b64d7e80cc84537df9e1a4cadc1cca286b0e3c71a30ffdd8f14f33' 
  AND (
    token = 'ou1fAc3FSig16O1bfbtKrHt5xw5j695XlSsHAWSTWDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )