UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PXkZFGkP/z6HXt0xea+P/LZA2DtG4LNiTfpkPvmE1Rs=' 
WHERE 
  key_id = '22625f77b60ce5ce101c8a16babba3d97af64c7f7de5ce03bac93f977feb69d3' 
  AND (
    token = 'PXkZFGkP/z6HXt0xea+P/LZA2DtG4LNiTfpkPvmE1Rs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034