UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5LMyQm0X42f5OV2VPrNuidezW4JeY3JXF5T5oR/Sdi0=' 
WHERE 
  key_id = '2e5f3e2f729fcacecdc8842abbd1ed64994284b170b45773e038a0904b590459' 
  AND (
    token = '5LMyQm0X42f5OV2VPrNuidezW4JeY3JXF5T5oR/Sdi0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )