UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C4WeAo76mUts2PsxCR8DUhCbkXifbEIzYPSx14Sfk38=' 
WHERE 
  key_id = '5259815df9a8568bde4f2dc7cc1ba58f02e29f7de5f9c202032a4535904630b0' 
  AND (
    token = 'C4WeAo76mUts2PsxCR8DUhCbkXifbEIzYPSx14Sfk38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )