UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtaMRCMzGKS4R6wUKK9N+P+BbxuoezNM80asP5GnQvo=' 
WHERE 
  key_id = 'cd546310ce3d93521d35cc3ee73ca17c297e4b8d9eed0b6017c1bcc738d45d8c' 
  AND (
    token = 'MtaMRCMzGKS4R6wUKK9N+P+BbxuoezNM80asP5GnQvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )