UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81enhzH/X/2MYPc7tWUn4kzGRdN7yy55xM2vN4HiKX8=' 
WHERE 
  key_id = '83ceb7500018e6c4589ab1f94638c213d9c4b6704a9a98aed21164dc1e1fe555' 
  AND (
    token = '81enhzH/X/2MYPc7tWUn4kzGRdN7yy55xM2vN4HiKX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )