UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Q520E2JACpCxs2qyVAyAIu8VjahOn85hkGnB47TKH4=' 
WHERE 
  key_id = 'cd81ec3fd1e71c91b071f4ca18edff1b1c2750d4612a72c16833a9633afcac1e' 
  AND (
    token = '7Q520E2JACpCxs2qyVAyAIu8VjahOn85hkGnB47TKH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )