UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oQ8CqPD5IpT5U7QAd25IkbP7a046U6CtECawLzvItZY=' 
WHERE 
  key_id = '9fffa6b97756240aa8f204f2c7d97ca7a7813801af7342dcbb79cd0323656548' 
  AND (
    token = 'oQ8CqPD5IpT5U7QAd25IkbP7a046U6CtECawLzvItZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )