UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0+T1FCIK2axTrGKgcWVdk15fnobfjzNw915WSYmRpOI=' 
WHERE 
  key_id = 'a2d40d71107dbc48d15210b040a4d11c0488b88a8a5c94bbbb9d15f42cb9e935' 
  AND (
    token = '0+T1FCIK2axTrGKgcWVdk15fnobfjzNw915WSYmRpOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )