UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5bu8PXfMWFO8fViJEYOswuuix482O7yEHsFy35d+hM=' 
WHERE 
  key_id = '93d7a100b9652ce896f6f13fef9ec74ba0a1651abf188adc8e014247001cfe93' 
  AND (
    token = 'U5bu8PXfMWFO8fViJEYOswuuix482O7yEHsFy35d+hM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )