UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/K/6hvC5wfMaFnvXQowe3MiGsR8aUGZ451VIB6OXuM=' 
WHERE 
  key_id = 'dedd52fedd93f2e7cf602c5af64b0cc41b055c2407a7f95d0252f3626f3593b1' 
  AND (
    token = 'a/K/6hvC5wfMaFnvXQowe3MiGsR8aUGZ451VIB6OXuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )