UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oFo/1UD5vVxOGSfj73sU3EAnnarPiriGmOWnXYHNBV0=' 
WHERE 
  key_id = '2146a0af3a9bf67cbad417725f719f8afa3af12c3fbe6f81dc966b64822fd443' 
  AND (
    token = 'oFo/1UD5vVxOGSfj73sU3EAnnarPiriGmOWnXYHNBV0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )