UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YtIwlSVn1taMPQLllffZOBpD2ZCDMsI4YcCYFT6fOmI=' 
WHERE 
  key_id = '6a28889cf4f32cf61ea66f2968a5a5ba407cc45db5ef6dbac34f69681d09a876' 
  AND (
    token = 'YtIwlSVn1taMPQLllffZOBpD2ZCDMsI4YcCYFT6fOmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )