UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xrj4GGwfGs7VeLG4AzCIFJlppTFDd0Nh1rL3dPNeID4=' 
WHERE 
  key_id = '4d3cb66772d8a8436200ad2b066c77639e8a22c397837891479350c2648b94b4' 
  AND (
    token = 'Xrj4GGwfGs7VeLG4AzCIFJlppTFDd0Nh1rL3dPNeID4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )