UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6lRqIrJ70poDEpfY9QD6VdPVWYI+fCPwNVN1TI2ugzM=' 
WHERE 
  key_id = '73fa34302670b3611fdbfaed08d90cb3c2f41c7b9bca450c17500d14f3fcf82a' 
  AND (
    token = '6lRqIrJ70poDEpfY9QD6VdPVWYI+fCPwNVN1TI2ugzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )