UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SJ11lzEMGg7udnHMiowwQGfzMPRsBP8AbCrgkC51tas=' 
WHERE 
  key_id = '9687a0a589829e8dc3f34206d824e2f4d7b8cb314b2bbea50a3643bf47c5a2c7' 
  AND (
    token = 'SJ11lzEMGg7udnHMiowwQGfzMPRsBP8AbCrgkC51tas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )