UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bjX0BLW+/xNUvRRisfjeZCma9ul/AgupeNMQpkYfFUc=' 
WHERE 
  key_id = '8df9afd8ed44b414769891a2cd46cd121ac148cbe42377ed904f007a647e35da' 
  AND (
    token = 'bjX0BLW+/xNUvRRisfjeZCma9ul/AgupeNMQpkYfFUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )