UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ePN1bOT1xmqpJMyc96ULfvtPCrZdQhhOYKf24aBFwNM=' 
WHERE 
  key_id = '21e82cfd3e53e7d04ef4bc9d0b03b18b1df738635a8e482c00a4e2318a112c80' 
  AND (
    token = 'ePN1bOT1xmqpJMyc96ULfvtPCrZdQhhOYKf24aBFwNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )