UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RERzlDgyVo4dGVvNQqxLKDZbXO1E+zBlIr7g+rQqi5E=' 
WHERE 
  key_id = '4d2bb73dd3686ef7c23babb2f694d0728c9251187190614a1ce3289ab6ca421a' 
  AND (
    token = 'RERzlDgyVo4dGVvNQqxLKDZbXO1E+zBlIr7g+rQqi5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )