UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IEbCEYS3KlyY1f8lHVvt9dmnnjhB4VxCZguUYMtz10Y=' 
WHERE 
  key_id = '4d0bd609732462a7d6855aedee887fa06d756fa6e13094c9b254a4425b0c3a9a' 
  AND (
    token = 'IEbCEYS3KlyY1f8lHVvt9dmnnjhB4VxCZguUYMtz10Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )