UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lx6E9+orqvQrS3vvYA4PmXuVMdKPWiP2zM1oY6coBwc=' 
WHERE 
  key_id = '5469c4580f12be30b26540474050df0602beef64d7029fb302890dc6225b7051' 
  AND (
    token = 'lx6E9+orqvQrS3vvYA4PmXuVMdKPWiP2zM1oY6coBwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )