UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tcwy6ZQeXUKGCFmHQVzrMMWC94oj9lpx4R3V/kp+T2E=' 
WHERE 
  key_id = 'b6ec245e1d17b5846a2eb407e1d68cd300739d4a93715e11cbb8bb7a3e03830f' 
  AND (
    token = 'tcwy6ZQeXUKGCFmHQVzrMMWC94oj9lpx4R3V/kp+T2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )