UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i0Zv9KGQbgLOmUmjOSFxOFkxbfSZJf0deWsBnZ+R4PU=' 
WHERE 
  key_id = '2f20a524c91a0bcbb65ca8ba0e69c8c077f8d3e4b2aec0166132ef5d48609c68' 
  AND (
    token = 'i0Zv9KGQbgLOmUmjOSFxOFkxbfSZJf0deWsBnZ+R4PU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )