UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZVqiSAI2B1pMAln6to1uVONXbaxS+m3ZahA4LENUsuY=' 
WHERE 
  key_id = '6f48f25c01e4fd71e0759fc175bad14af6b59cb789300b188704c769f7cd78d9' 
  AND (
    token = 'ZVqiSAI2B1pMAln6to1uVONXbaxS+m3ZahA4LENUsuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )