UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tx1AFdHSnDct3GQE3QRdpWOGatDNsQF1bY90fhjDB1E=' 
WHERE 
  key_id = '79a550f047737df5939670b8a69fe7ef11e9ad0b31323225f78f768f2270eba0' 
  AND (
    token = 'tx1AFdHSnDct3GQE3QRdpWOGatDNsQF1bY90fhjDB1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )