UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pw6Dd2/FMO83LFjS5qwVW4kk1C8eWqqFEBOgRFs/hTM=' 
WHERE 
  key_id = '3bf133421944abf33aeacd0963653ff34712fda3cc43069b0495d35e4f609b44' 
  AND (
    token = 'pw6Dd2/FMO83LFjS5qwVW4kk1C8eWqqFEBOgRFs/hTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )