UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3UTDVk82yLBDP6WkJrX1SHJkg6rmpbo7h2fgsbdpJhk=' 
WHERE 
  key_id = '55fa55a9930b6b2070758ea2743b4ea8b4c48feffb2e62011df3ee083447c882' 
  AND (
    token = '3UTDVk82yLBDP6WkJrX1SHJkg6rmpbo7h2fgsbdpJhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )