UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'syn6nZQDFP8t1t57YLQlpPMQqwcecpajOArKi98l/+I=' 
WHERE 
  key_id = '4096fa597d6a187cb2dcd891df08125a11befbf2bdabb7770ac33f67d3c27254' 
  AND (
    token = 'syn6nZQDFP8t1t57YLQlpPMQqwcecpajOArKi98l/+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )