UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/+rOBRhnAH9/GrtXDya1NrVPrEW2bWG7RPUrMsWNWFg=' 
WHERE 
  key_id = '39ad7645688c2dee17bffcee31176f70c593b470ee45cf14ca08663538623147' 
  AND (
    token = '/+rOBRhnAH9/GrtXDya1NrVPrEW2bWG7RPUrMsWNWFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )