UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rTZQc4oe3wXthSELmlzBWjs8A4zOQdbzX/HbgeIP91o=' 
WHERE 
  key_id = '79fc54cda1d95ee2d1c9d6bc938f042ccaeca65948c7dbda088f362dd46d0e5c' 
  AND (
    token = 'rTZQc4oe3wXthSELmlzBWjs8A4zOQdbzX/HbgeIP91o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )