UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MiSeEMeLt5bHwYoFRvWxbVJJZGSmZnqaTeX2S06/3Tk=' 
WHERE 
  key_id = '43420832c44846ac966b4a338d047ce60e7d121867a007d1b2e8bee352dc7247' 
  AND (
    token = 'MiSeEMeLt5bHwYoFRvWxbVJJZGSmZnqaTeX2S06/3Tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )