UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BErxrPRHTBDIgmU6sAFUjQE6kEhJF9cG6+5dARZdmrg=' 
WHERE 
  key_id = 'e539fab17cd1b4fd864c5e30ea7ad8f2609b18c92cffa59c75bf9d65e6969303' 
  AND (
    token = 'BErxrPRHTBDIgmU6sAFUjQE6kEhJF9cG6+5dARZdmrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )