UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8EEUfjVRwYQuFEA9zC8dIGuBM19OZ1HKgEv0tkCZas=' 
WHERE 
  key_id = '42d30eaf0c707df008d0a0309febe6b051f5fc6c366d812fe83a54dcc5740448' 
  AND (
    token = 't8EEUfjVRwYQuFEA9zC8dIGuBM19OZ1HKgEv0tkCZas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )