UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OrpfsyxACpdSVm3RgmJG8Szzbp5XebpsBAdqNANrC30=' 
WHERE 
  key_id = 'fcc2154c1f17fff9a6015a09169d26b7253deebd90531498942d751fa4d0c01b' 
  AND (
    token = 'OrpfsyxACpdSVm3RgmJG8Szzbp5XebpsBAdqNANrC30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )