UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aWMDJnVhYhRXkPAvRu88bmbLPfrA1w1T3OOMD9VzFbs=' 
WHERE 
  key_id = '2b3912bd30d60ae69a947874dc41a226267dfc859ec7e5f37305092ef4a4608e' 
  AND (
    token = 'aWMDJnVhYhRXkPAvRu88bmbLPfrA1w1T3OOMD9VzFbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )