UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iIPNOX1rWWrFYFiwgpmr/6O+nUgTsB+jpdIqCb4yJak=' 
WHERE 
  key_id = 'ec014a55b7a15fe5239d769ce852ff294e4d36a991e4c1e122c18eda2460ce9a' 
  AND (
    token = 'iIPNOX1rWWrFYFiwgpmr/6O+nUgTsB+jpdIqCb4yJak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040