UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I5h4yeNBXJMnkt3wtrsS2lLTsHN5acJdvcf7B6CVytY=' 
WHERE 
  key_id = '6923d91c0bf514f06716af1ccf56220f9a1285d09ed14b0d4c4ed1ac2170e0fd' 
  AND (
    token = 'I5h4yeNBXJMnkt3wtrsS2lLTsHN5acJdvcf7B6CVytY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )