UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KVr/zOatZ30OBMWRfkjoKGvh8LF5wo1iae1DKATLOq0=' 
WHERE 
  key_id = '9def0e794ccaa25fccdb388a97090d67950963e5ee3710f78b7d595d9f211aa1' 
  AND (
    token = 'KVr/zOatZ30OBMWRfkjoKGvh8LF5wo1iae1DKATLOq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )