UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WOEVUHkUSuyMPgmDNkBWjkJpOAhgu6+sM01Dx3HbYHk=' 
WHERE 
  key_id = '9ffa2fdc87b0fdcb1fe0c4d4c0827bf9140abf8b8a7458d2455266ae3f353ad1' 
  AND (
    token = 'WOEVUHkUSuyMPgmDNkBWjkJpOAhgu6+sM01Dx3HbYHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )