UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39u4WWJpGlqgvQMBhm4hGtLLFZWTS7KYwQH2sJfJSuE=' 
WHERE 
  key_id = '2bc1e88b3f892fad760ec361c5627e52c2e90f5c87ae2cb41eee499b40ef4af0' 
  AND (
    token = '39u4WWJpGlqgvQMBhm4hGtLLFZWTS7KYwQH2sJfJSuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )