UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NjbUuNrk781IyvyaRX3mNG8/wJbOUsTghWjr8lvZAhg=' 
WHERE 
  key_id = '29629e8a7381cf54b57d7fe03afdc21f21ca22e3a2266a87917419b9b8d67a83' 
  AND (
    token = 'NjbUuNrk781IyvyaRX3mNG8/wJbOUsTghWjr8lvZAhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )