UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6KvWMr8Yp74FPhXSGFXP99LCWSEidgqYM8vQs0I9t64=' 
WHERE 
  key_id = 'a5301ec58ff9b752c3eb2f36717ed017f7605c6995f99d75a43a3413baa777ee' 
  AND (
    token = '6KvWMr8Yp74FPhXSGFXP99LCWSEidgqYM8vQs0I9t64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )