UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pu667tgEl13HwelaIQyvIz7xsDE82WiTu04TRZHgOFg=' 
WHERE 
  key_id = 'be9cb09ca4b85092a119ece7621b43f53b764934c09f5e4ac774fa0f55a61377' 
  AND (
    token = 'Pu667tgEl13HwelaIQyvIz7xsDE82WiTu04TRZHgOFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )