UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pyJH8uZfFA1TzBr37YnXobK3FOkJRNQJ5J2Fw1oziPc=' 
WHERE 
  key_id = '6737708c16e00bebb3b85fb83777ae8cb4f40c9deaee5d7af8daefa409d549fb' 
  AND (
    token = 'pyJH8uZfFA1TzBr37YnXobK3FOkJRNQJ5J2Fw1oziPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )