UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u8fmvgm58DZMX8gCguVo8IWtzIzg5a3qvHiSP2wv0tE=' 
WHERE 
  key_id = '2b9cc64c8bf2144b835afa06de6729ef5ea72d31b0a82047f60dce46f2a6288e' 
  AND (
    token = 'u8fmvgm58DZMX8gCguVo8IWtzIzg5a3qvHiSP2wv0tE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )