UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dLENPy3G7i3sCfJCLFGSCQlnws48ocRbuxs2jRUPKA8=' 
WHERE 
  key_id = '5b7582300555c5438e37e03e2f02638f5574107d2fae60daee571949098f568c' 
  AND (
    token = 'dLENPy3G7i3sCfJCLFGSCQlnws48ocRbuxs2jRUPKA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )