UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q0hxwGYmVTV3XaCYqdryGgeOts8wu2iEfyPVMqSzKK4=' 
WHERE 
  key_id = 'f940d7af7ab96e89c07673458edcefbf033a935846171567047e1d95f1d43756' 
  AND (
    token = 'Q0hxwGYmVTV3XaCYqdryGgeOts8wu2iEfyPVMqSzKK4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )