UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5YdmE+hqrKR1U2I+shwDVUDyftIPKtGztU1rP0DsReU=' 
WHERE 
  key_id = '12fa9926b830872d27b09c3eecf56187caec5d30040f774a41eda0e20304bfdb' 
  AND (
    token = '5YdmE+hqrKR1U2I+shwDVUDyftIPKtGztU1rP0DsReU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )