UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oPkkh3XRGQXmfOryAf2qMnHHeofsXPp8zZSqxqZbFlA=' 
WHERE 
  key_id = 'a4bd8bc8fdffa7fc738e68fd8472bb4b0bbc337fcfefeb19e8ade6f2ff363252' 
  AND (
    token = 'oPkkh3XRGQXmfOryAf2qMnHHeofsXPp8zZSqxqZbFlA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )