UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vWn95fXaK10FpG7c2MOqPG5ycAkaxLqQWotCbVm/8Y4=' 
WHERE 
  key_id = '6b519996c5cabea853a7cb04a0b4eddf19bde99e163853128bfdfda780bb82bb' 
  AND (
    token = 'vWn95fXaK10FpG7c2MOqPG5ycAkaxLqQWotCbVm/8Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )