UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ufxHgT1Z55Ggh38Y9/bFDEdR4WliNT1FVwO+0xcuihE=' 
WHERE 
  key_id = '8dbcdaed4800b9f63fa9b9809f3e237f15edce72b522d27269207660b5d6dbda' 
  AND (
    token = 'ufxHgT1Z55Ggh38Y9/bFDEdR4WliNT1FVwO+0xcuihE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )