UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MP1wa6o/fBa76YUVe2cI+g0N/CQgT4mz3o24o/e1+lo=' 
WHERE 
  key_id = 'b873c3e208705419adea70597794d442ce776edf619d88e4d214070e71493c24' 
  AND (
    token = 'MP1wa6o/fBa76YUVe2cI+g0N/CQgT4mz3o24o/e1+lo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )