UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rKzNq/Z4NFBWUWV9eQN1IGMo/a0YKn2DgYenKf/tuxI=' 
WHERE 
  key_id = '2d835f36d8790ad9f5c5da03e872e44d84d6783129ca547d8566718a6301b99e' 
  AND (
    token = 'rKzNq/Z4NFBWUWV9eQN1IGMo/a0YKn2DgYenKf/tuxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )