UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lRT+99hQK6bqOg5MGiORB5l526RrLRDdm9rz5Ul8/0w=' 
WHERE 
  key_id = 'a30620437e523bc504cd8de0026880bed5d7f1fc77880defe235dc5e8110a55e' 
  AND (
    token = 'lRT+99hQK6bqOg5MGiORB5l526RrLRDdm9rz5Ul8/0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )