UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGmcQ5lwiZH1Ry5S7oa7CjGph+OhXYrOtl5ZbXt2x5c=' 
WHERE 
  key_id = '090d77f239b7237a2905fd50ae0b149a5705b5309247fa3c5c86c35d6b28b58a' 
  AND (
    token = 'MGmcQ5lwiZH1Ry5S7oa7CjGph+OhXYrOtl5ZbXt2x5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )