UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AVMDUQUk7RI0vV1RVttRffdP6MRca8FlBB7Fye8/prs=' 
WHERE 
  key_id = '9f6e4757836e93b8cfd892a309d1068b88209887e48b59861fe9b796f166ada4' 
  AND (
    token = 'AVMDUQUk7RI0vV1RVttRffdP6MRca8FlBB7Fye8/prs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )