UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VrZ4aXmYHrjG8Bkt4w6uzdvy4epFFCBm37ylsziF2sw=' 
WHERE 
  key_id = '6a2fc8d62ecce236b10f75733a8afe2bbd69955472d77b0f094b581eae120ce7' 
  AND (
    token = 'VrZ4aXmYHrjG8Bkt4w6uzdvy4epFFCBm37ylsziF2sw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )