UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5+EdGaP9TZrFkhXGpHNI4CS3eWiIHIrmJCg/btdMOo0=' 
WHERE 
  key_id = '68fce02189f33571d6c5738d623002d12ed8f5611a40801f09f5c448d45f002b' 
  AND (
    token = '5+EdGaP9TZrFkhXGpHNI4CS3eWiIHIrmJCg/btdMOo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )