UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvE28BRwQHhSp11uCfxrMzg0Zr54dkbPUDgtYLK6c2A=' 
WHERE 
  key_id = '6a8faadd66b3dd278f1aef0769aa4d855826dee745262726e58fa11e811945a3' 
  AND (
    token = 'MvE28BRwQHhSp11uCfxrMzg0Zr54dkbPUDgtYLK6c2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )