UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lox22AF5kW3k9KLZmBdGQ8DglPaxfAs+g8U/YEFRQr0=' 
WHERE 
  key_id = '209fb5602b3a6be2b995e3a0ee88274871b01fccb1b6a2833cb1c38cdd8a3fb0' 
  AND (
    token = 'Lox22AF5kW3k9KLZmBdGQ8DglPaxfAs+g8U/YEFRQr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )