UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D2k4ZOg8aN8u4P1nK5oCzKCFz1AhWLvpQH821iy9ui8=' 
WHERE 
  key_id = 'ad31e54c6da173e6c8a29f4fade825b1e7c1ee3d2e2d1f252b1c5f216fe41610' 
  AND (
    token = 'D2k4ZOg8aN8u4P1nK5oCzKCFz1AhWLvpQH821iy9ui8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )