UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aIklKmHAExlK+JE1cVOhmH9wM7wgRdtiDaVPtxwx34U=' 
WHERE 
  key_id = 'dc16023fabfffb6588b7dc0314dea2b76822c488415c819a89f6d34edfe1893a' 
  AND (
    token = 'aIklKmHAExlK+JE1cVOhmH9wM7wgRdtiDaVPtxwx34U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )