UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwrclpBM/7WTAKhY91Wm6CSgHs06EqyM2wCxjFb5OCE=' 
WHERE 
  key_id = '6d0534c4f0084efb05fd0048be229e878e3654292b94866026950fbc069f9ba7' 
  AND (
    token = 'kwrclpBM/7WTAKhY91Wm6CSgHs06EqyM2wCxjFb5OCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )