UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nk9+lHid8k7ZD6qeYvmvS/Lg84KG8dQ5Jw9WFYMLE+s=' 
WHERE 
  key_id = '8e49c4fa1e43e9605d3c7e9362b6707b971985695c116955f1247c25ee9350f9' 
  AND (
    token = 'nk9+lHid8k7ZD6qeYvmvS/Lg84KG8dQ5Jw9WFYMLE+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )