UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLiNm2oz1RJK8MVDNtIoL2TEVYK029R3RRoJ4LB6pfo=' 
WHERE 
  key_id = '6430140605c3f27a0266881b46360120d13e647167eb544f5fd3365fe29f3c2c' 
  AND (
    token = 'PLiNm2oz1RJK8MVDNtIoL2TEVYK029R3RRoJ4LB6pfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )