UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4KgaG8/QauWHD7CJx8PLi0jg4Np5qIcU2023KUoFPw=' 
WHERE 
  key_id = 'd223c36a89becd16fee0560797752b2745e1a9fcc7c105cfc419427e17739d75' 
  AND (
    token = 'k4KgaG8/QauWHD7CJx8PLi0jg4Np5qIcU2023KUoFPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )