UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QPTiBMkk8QuAGRyMU7nOXhMrqWBCwQcWhCsfNUJn7Tc=' 
WHERE 
  key_id = 'ec5d0bbe019694df6971dc20cbd7dafa72433fc9988cd573795372befd11419a' 
  AND (
    token = 'QPTiBMkk8QuAGRyMU7nOXhMrqWBCwQcWhCsfNUJn7Tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )