UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kh6HE1E76Q6V1F3c5TtZpWCkqqoJvF4RE/1rKwQYCl8=' 
WHERE 
  key_id = '02026428a39e14347e7fad13bd5833cc1149b1538c2c6d67dcb019af79cfe0eb' 
  AND (
    token = 'Kh6HE1E76Q6V1F3c5TtZpWCkqqoJvF4RE/1rKwQYCl8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )