UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gTfdBQ1ZfWi/BxVoLS5QpRtpd2IHUez0dJRKQmRb7+s=' 
WHERE 
  key_id = 'df4b4c56d1ea30981786550b0b235922c2e4717f3b9118712afd662c915c510f' 
  AND (
    token = 'gTfdBQ1ZfWi/BxVoLS5QpRtpd2IHUez0dJRKQmRb7+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )