UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0W1cQ9e6j7ZiO/pAu3kf3E/tOPxXa0tJNiJ71ZIDNBg=' 
WHERE 
  key_id = 'bf9ed4d8be38f7f4f50638bf4bcf2d118a63caa7e0e5335e5572b28da44c23ed' 
  AND (
    token = '0W1cQ9e6j7ZiO/pAu3kf3E/tOPxXa0tJNiJ71ZIDNBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )