UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kXw3P7I47s/4bN1zExHUNTLAJiJfcJlEPL/+t+CiAT8=' 
WHERE 
  key_id = 'e8b9754f8ac7bcbf9e618104d011c82e93acf330451f2d9760f44df933490315' 
  AND (
    token = 'kXw3P7I47s/4bN1zExHUNTLAJiJfcJlEPL/+t+CiAT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )