UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3uw/2S8wNzy8peuXxGUaoGkQdcGFhELtVX5vOS9NKKM=' 
WHERE 
  key_id = 'c4b3c7ae5081dfe19028cf9a8f1e5436ba161457126636d826d12f7bc8e33ae0' 
  AND (
    token = '3uw/2S8wNzy8peuXxGUaoGkQdcGFhELtVX5vOS9NKKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )