UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LM2p+u0xzvnV28Z8HJxEI2Jg560U07XQMNkwn1koUp0=' 
WHERE 
  key_id = '3c8456d7a43a6eb9899133bc6d85ec96c714c3bce3fd9545009f04711d407b14' 
  AND (
    token = 'LM2p+u0xzvnV28Z8HJxEI2Jg560U07XQMNkwn1koUp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )