UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rU2JEAxdUt1p2nJqiL9PojKnmBgRNjddAeQ+0rckZgM=' 
WHERE 
  key_id = '4e86638a0003c4d5c2f0c10d8f495df1fee7d4a55039d927b57a92484765acca' 
  AND (
    token = 'rU2JEAxdUt1p2nJqiL9PojKnmBgRNjddAeQ+0rckZgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )