UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xh5isOk2GRxilrYuG+Cr06x9zOhRRQD5pXpSJd0xKvs=' 
WHERE 
  key_id = '81900a04364b681c24fc2774b0704af26b42d1a4e957baabaa9a5d921dda1d85' 
  AND (
    token = 'Xh5isOk2GRxilrYuG+Cr06x9zOhRRQD5pXpSJd0xKvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )