UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WC8zeyJu4VIfA6iFk6JOLzPW0jTFZLFEmt49aZ6scJg=' 
WHERE 
  key_id = '6752541c88b0ce460500d21605ac1c0ec3ae94bca3bf9427d33891dca5a67784' 
  AND (
    token = 'WC8zeyJu4VIfA6iFk6JOLzPW0jTFZLFEmt49aZ6scJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )