UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kO1T+IkngRPcrl6NhqMHpr69fILYbfYt9L1kRJj0xcI=' 
WHERE 
  key_id = '8e6b2c04581308061e65d0914f572d4c40073f0c87b4c8d13b4b3994d8da4bc9' 
  AND (
    token = 'kO1T+IkngRPcrl6NhqMHpr69fILYbfYt9L1kRJj0xcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )