UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3tngxIiVTh3+7SSoM0mXNXLlAmtcZxJYyuMFd0uV2h0=' 
WHERE 
  key_id = 'e0c485a19993266524e1e389b304f1a4a50432f8c9fb4ddc2b9471e51fe2f356' 
  AND (
    token = '3tngxIiVTh3+7SSoM0mXNXLlAmtcZxJYyuMFd0uV2h0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )