UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zU2SbC+mz2YXFXZ5U/0Q4tDK0zgGWVeH+kqpMYXoESs=' 
WHERE 
  key_id = '4d014e146edaed0c421058c492917e76991a3632b6738de373ce410ff919805b' 
  AND (
    token = 'zU2SbC+mz2YXFXZ5U/0Q4tDK0zgGWVeH+kqpMYXoESs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )