UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O0BlHdAZKJLwweu+EbQPIcWx5xqBt0E7kCmQZ5cIsuY=' 
WHERE 
  key_id = 'f5588af0cd0c3efd778851c266dbdfb170ce256a521997d9df5d40ae3d9d347a' 
  AND (
    token = 'O0BlHdAZKJLwweu+EbQPIcWx5xqBt0E7kCmQZ5cIsuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )