UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cf4fZt3EDa4KtZe+TNojMrCIQkVQieADP5KZ1L3KvqE=' 
WHERE 
  key_id = 'cd210b66b46c49d0514e61f67833c37e88c677dbc55a3e0fecbca63d094d865a' 
  AND (
    token = 'Cf4fZt3EDa4KtZe+TNojMrCIQkVQieADP5KZ1L3KvqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )