UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nCI5KI5MEgq+p4JM6d3qiu2nz7xmqGj4fRyT/aFohNg=' 
WHERE 
  key_id = '4ea55dcf3dcbead3e485e6e3132276bf91e1412b0942a58c38ba57d09f560277' 
  AND (
    token = 'nCI5KI5MEgq+p4JM6d3qiu2nz7xmqGj4fRyT/aFohNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )