UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKz+ZEKu1eTP1HJ1e3/sFXoaehHIdHmNWGaXfN0IrLs=' 
WHERE 
  key_id = 'dce311032de7c05c29abe21f3035f0642cccc2e727fdca5f3629fdc744682ad6' 
  AND (
    token = 'MKz+ZEKu1eTP1HJ1e3/sFXoaehHIdHmNWGaXfN0IrLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )