UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4MqiJuGgokAWIOlDHGPFGqWoiiHOQW3fPAnOnnCoBk=' 
WHERE 
  key_id = 'a47908a288fce361dd6686e8238a5fa68870c85581ec615c9f071bd643a52809' 
  AND (
    token = 'e4MqiJuGgokAWIOlDHGPFGqWoiiHOQW3fPAnOnnCoBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )