UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etmNBZuJPU/80YesqPFaYBOtU3z02+yI2hxMifF5tS0=' 
WHERE 
  key_id = '20e8807b17aeb2ad3895061415ad0c255a0fa81a6af63a851d138109e6083a2b' 
  AND (
    token = 'etmNBZuJPU/80YesqPFaYBOtU3z02+yI2hxMifF5tS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )