UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vSTi69qFZ3q4OYzhWEsiWP2yVbft3qBa84nONUiQMDA=' 
WHERE 
  key_id = 'b21d36459eb68643a745385d71cbf6067d8acb70308be5843bd8ba48f1f2838b' 
  AND (
    token = 'vSTi69qFZ3q4OYzhWEsiWP2yVbft3qBa84nONUiQMDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )