UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mkq5TlNbTOlemUPh68ZDc1imXtR97SWpcnjQayymZTY=' 
WHERE 
  key_id = 'c9b1f08e12c514167e39891dd13a1065e0e192368cdefb083195b393d5dfc733' 
  AND (
    token = 'Mkq5TlNbTOlemUPh68ZDc1imXtR97SWpcnjQayymZTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )