UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TRynho1cSkvGsNiyOktXQ9JqZFtXy4qb7auCfO6zSNE=' 
WHERE 
  key_id = 'bcb7a32eeeb1c0f87b99baf218cd0f689baaf98caf564294a40a500729522830' 
  AND (
    token = 'TRynho1cSkvGsNiyOktXQ9JqZFtXy4qb7auCfO6zSNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )