UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u/mgG2FxpUVe3hhQp5jSHm7rTUgv+di7UFTR1W6fmiI=' 
WHERE 
  key_id = '856e78b65a18b71336e6c1887e5b18b76258721a35fb3fe9faabe89c5203cbaa' 
  AND (
    token = 'u/mgG2FxpUVe3hhQp5jSHm7rTUgv+di7UFTR1W6fmiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )