UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WuhrnmfgR88lO1YqR/QlQKWYdcCRE00XFGdOmBT/4bs=' 
WHERE 
  key_id = '2c57dbc5fd593293e9f9bfbf017978953c07f46f4b26a41e51c520885954d694' 
  AND (
    token = 'WuhrnmfgR88lO1YqR/QlQKWYdcCRE00XFGdOmBT/4bs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )