UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8d6umYOi6ckRux+A3aPGqLuBVilq8LS93h2PrMzS+U=' 
WHERE 
  key_id = 'c135885ab799333264d771b51f888d00a343848f26ee391df2e83af40f5a2c58' 
  AND (
    token = 'e8d6umYOi6ckRux+A3aPGqLuBVilq8LS93h2PrMzS+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )