UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Tw/1L88MJt1Pf2n6iAvsudoCEO/9NVRpQczaSRYApo=' 
WHERE 
  key_id = '2f46c37c27c39dc0a2421fe68dd1ecc92c8dbcd9557ffaf575b4cf7cc6d23380' 
  AND (
    token = '/Tw/1L88MJt1Pf2n6iAvsudoCEO/9NVRpQczaSRYApo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )