UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Te0qenHkC42k6hyPeVV0z4mJSUt6ct9GTvrMc0HPf0=' 
WHERE 
  key_id = '993b02d85a4d47e89d3e91ed6f1318b54008e3287356c0a78f356777ed5495e4' 
  AND (
    token = '1Te0qenHkC42k6hyPeVV0z4mJSUt6ct9GTvrMc0HPf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )