UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CXei+GKBjT++slB9jp7bdmpYbQ2BuHQglzk3fE8gNFQ=' 
WHERE 
  key_id = '4c2081b4a358037b809e3f679cadb531a81e29199d09df916a6d1e85fece5a07' 
  AND (
    token = 'CXei+GKBjT++slB9jp7bdmpYbQ2BuHQglzk3fE8gNFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )