UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UHDpb/nhr4+pZsvo5zZd9R0yX1IUplnS7LI3LW0olmU=' 
WHERE 
  key_id = 'e9b6085ee5f936b143eaa753af85b94f8716c32fef359c4613b0ba322f0fd59b' 
  AND (
    token = 'UHDpb/nhr4+pZsvo5zZd9R0yX1IUplnS7LI3LW0olmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020