UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NoCpFBgiwZkwkxVOJ0UWW7/mIAMfjfvQ7YNvbG55nxs=' 
WHERE 
  key_id = 'c53c4a5b1a4d7aee6f12ee7c81177baa9f26da6d6858311b87c809511e901660' 
  AND (
    token = 'NoCpFBgiwZkwkxVOJ0UWW7/mIAMfjfvQ7YNvbG55nxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )