UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xBtfJMsZKbYfuVE0t5bmaiD0vOOWnKvjW7XA7S7chcE=' 
WHERE 
  key_id = '168b67cde4a90dc37364b8097cac28644273bb54919f42fb02a5b437f9ee8e80' 
  AND (
    token = 'xBtfJMsZKbYfuVE0t5bmaiD0vOOWnKvjW7XA7S7chcE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )