UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iYf4PYmjzSbonXnZ+Cz/CP0a1almlFxJYodNL5RODbU=' 
WHERE 
  key_id = '4e53b31e6e62eb2457daa69bf19ebfb3300429718308c8683845da485493d52b' 
  AND (
    token = 'iYf4PYmjzSbonXnZ+Cz/CP0a1almlFxJYodNL5RODbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )