UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iKUH0ovAObTHq7HuKJrW32tFv60TVlbhj4ieXCC7sF8=' 
WHERE 
  key_id = '40970cfcceaa401734379d283d5867c6a64d662199f1aa4ff659d6209b37618a' 
  AND (
    token = 'iKUH0ovAObTHq7HuKJrW32tFv60TVlbhj4ieXCC7sF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )