UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WlM8tUMEcV2BMLac5/EzkrbZ/sCUWU1wv5CUUn+Pgik=' 
WHERE 
  key_id = '4d09324076da02ffdffc84a9d66f72e939b8a55c6e2322820e1c5756cee9f946' 
  AND (
    token = 'WlM8tUMEcV2BMLac5/EzkrbZ/sCUWU1wv5CUUn+Pgik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )