UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCRBSG9Y7Gg2HLLSjAXGCx9gv640xmVXgBgoQ4+PEXU=' 
WHERE 
  key_id = '71c3013ace734117be76f7178a69dd384742c054d36dce09d46ac2cd8e62d7e2' 
  AND (
    token = 'SCRBSG9Y7Gg2HLLSjAXGCx9gv640xmVXgBgoQ4+PEXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )