UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMEbXPSkkIQe3ykadE5cxL5MmgvAaNRIW3tcNiRru9U=' 
WHERE 
  key_id = '5a539dcc1b33cd843083be459a94b3762866d7f32824c293dbb4ea1616cdebfb' 
  AND (
    token = 'zMEbXPSkkIQe3ykadE5cxL5MmgvAaNRIW3tcNiRru9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )