UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6dXu0Xa9qQMRbAw2UMPp1HtY1ifBbrKUcrIe4dS1/tI=' 
WHERE 
  key_id = '87dd27fdc13dac5146c66b6626c0a2b897acbefdaf637ee1fac79f31e617738a' 
  AND (
    token = '6dXu0Xa9qQMRbAw2UMPp1HtY1ifBbrKUcrIe4dS1/tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )