UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EjLF1mYTj8VU+K6otfABaH5ZriYxVRvpz9+01ZNcmU0=' 
WHERE 
  key_id = 'a31c7f8d7c4b9235432936ebed789332293286892e877e778a78b938ab045262' 
  AND (
    token = 'EjLF1mYTj8VU+K6otfABaH5ZriYxVRvpz9+01ZNcmU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )