UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cjpUEUd4JSgNDl6OHNmNYexls2tQqoobyXIBKDFZ99U=' 
WHERE 
  key_id = '5415ae6237cc382da3ff5f73d88f8dba60cbc5aec834f65d067abd35c21cf80b' 
  AND (
    token = 'cjpUEUd4JSgNDl6OHNmNYexls2tQqoobyXIBKDFZ99U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )