UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwvoVtzzw1btFrQbDww38hdY85Kt1Ug+g8CK/6DCaNY=' 
WHERE 
  key_id = 'b402abe955a77b6fbce0be3d41d0796d6482ae099f35803b4e3c11b39dd681ba' 
  AND (
    token = 'PwvoVtzzw1btFrQbDww38hdY85Kt1Ug+g8CK/6DCaNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )