UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OBawvzWIIBnwFg9DPK0rUDjWKVrdIUsfSMpF3CUZYPU=' 
WHERE 
  key_id = '1c9bf93f40297fb8e850e22f226a819d50d23cfc97476fcafc6018db2fb750c3' 
  AND (
    token = 'OBawvzWIIBnwFg9DPK0rUDjWKVrdIUsfSMpF3CUZYPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )