UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJAwb5mo7IsiPXUw14xRcFZRu5WGk/hfY8khEoR4ezU=' 
WHERE 
  key_id = '7550806a38b12f094de00cbcce529e9bde0329be72fff262d3aff833c21d42d6' 
  AND (
    token = 'MJAwb5mo7IsiPXUw14xRcFZRu5WGk/hfY8khEoR4ezU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )