UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W9Ny3ZbBVjsqTIoRUSc8Fe2a8rJC64KH6dXHvABgT+g=' 
WHERE 
  key_id = '0b9b50b000e2ddd54fb6d5744baf98a091420efc9f3027ab67ced72e92d212c3' 
  AND (
    token = 'W9Ny3ZbBVjsqTIoRUSc8Fe2a8rJC64KH6dXHvABgT+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040