UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sxQFf8O9LMfUscPzv9z8AgFX4vYO3PdxZ4b+TW3XlIk=' 
WHERE 
  key_id = '629aae16ce70da90664846d205b870e1f7407b45103852f547f06847f2d55d2c' 
  AND (
    token = 'sxQFf8O9LMfUscPzv9z8AgFX4vYO3PdxZ4b+TW3XlIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )