UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PR+h55NfIUppUUhs1J29cpMSJNgwnxb3bagyni57tfY=' 
WHERE 
  key_id = '93f30008009247cb0f867f12d4b79b36559f01f19aa25c690d9eaae7baae2af3' 
  AND (
    token = 'PR+h55NfIUppUUhs1J29cpMSJNgwnxb3bagyni57tfY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )