UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PFo/zQqbdACHtREYc+mzxdb/vFjLbDT5O7XtNbsTiDc=' 
WHERE 
  key_id = '15ab78527422603caf73cad700539a60a3bed99492e399f223021254d0ce50ff' 
  AND (
    token = 'PFo/zQqbdACHtREYc+mzxdb/vFjLbDT5O7XtNbsTiDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )