UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2pD81iVG0ql1fPOy5+6XkWfFGHPpAAu0VkwL6sB9AXM=' 
WHERE 
  key_id = '15f42beaabd2f5d9aec281cbf9a5f493c626b11b700c3f33365200684aa72603' 
  AND (
    token = '2pD81iVG0ql1fPOy5+6XkWfFGHPpAAu0VkwL6sB9AXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )