UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RwthKaZTP3o8kZFhH3ApuECihXZhPU3MDtR7seUulUk=' 
WHERE 
  key_id = '49f21b9f4676d8d54068d525ddf2f0da45f8cbc07f1a864ac73d7eb70df1e52d' 
  AND (
    token = 'RwthKaZTP3o8kZFhH3ApuECihXZhPU3MDtR7seUulUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )