UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6bhFfFxLPH3+MZqqoPxCumey9WGWGk/2FwHn7xQ9WY=' 
WHERE 
  key_id = '2f54ef96c8d73ec7d6e8d144fdcedb0f201f0bed111794b2d7fbb7306b2e5cc0' 
  AND (
    token = 'a6bhFfFxLPH3+MZqqoPxCumey9WGWGk/2FwHn7xQ9WY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )