UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LTnAtXwHGrxvrKWNlElp08O0GBZS6xLStEiNEpoH/Uw=' 
WHERE 
  key_id = '8368bdc452a928dbceef970ab2eae8606ad5a1386c3e33ce8c361707fc708b6b' 
  AND (
    token = 'LTnAtXwHGrxvrKWNlElp08O0GBZS6xLStEiNEpoH/Uw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )