UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aKoVpGyTCBAymFxUztQa7NULgJsANDFFWVqWMxoHEOE=' 
WHERE 
  key_id = 'cba2b0658636859b81c4312d89e69b4cbb5ff15c8f8b25db73daadd4e28f3621' 
  AND (
    token = 'aKoVpGyTCBAymFxUztQa7NULgJsANDFFWVqWMxoHEOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )