UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xy0QpslYm2hYDGoZA2ixK5XbJBNy4sTgg0OEJu/v/a0=' 
WHERE 
  key_id = '597e6c6bddab46b50b223fe44494d1cecc463cd34bb4259fa93b0d6b37dd5ae9' 
  AND (
    token = 'Xy0QpslYm2hYDGoZA2ixK5XbJBNy4sTgg0OEJu/v/a0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )