UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Emats4KwVC6rzr1C78vVhXiGiPl1fr9OofpvgcDZmc=' 
WHERE 
  key_id = '77dd292fefeeac207082afdd9b4c9cb6a2cdece3f30be7bf61d49d20ef485408' 
  AND (
    token = '6Emats4KwVC6rzr1C78vVhXiGiPl1fr9OofpvgcDZmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )