UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AFpa/ekrPo8Lb8AcvIz3rpZru1VKtgI2ZFa9yZbycl0=' 
WHERE 
  key_id = '4af352635dcecf7ea02daf9471d2d8a1a049a6ec9141b7522f5681830e1a856f' 
  AND (
    token = 'AFpa/ekrPo8Lb8AcvIz3rpZru1VKtgI2ZFa9yZbycl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )