UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3KzOEZfxkAXcSH3wPGkd5+9BnhOpo0KrYlhbOgKFcXA=' 
WHERE 
  key_id = '5d6b7abb6d6098f19506ba26260d26dcf5a4687949423b390829fb80cfc1e2b4' 
  AND (
    token = '3KzOEZfxkAXcSH3wPGkd5+9BnhOpo0KrYlhbOgKFcXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )