UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R+b+i9XecAt5GTltJ/7/SNcl5WuuKpJFT+vy7izUzow=' 
WHERE 
  key_id = '955e68a356faa9d2b980dbd4bbf90293e48b7f7ec280efa8848dc1a200d00b2d' 
  AND (
    token = 'R+b+i9XecAt5GTltJ/7/SNcl5WuuKpJFT+vy7izUzow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )