UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WAiVu5fEj4efkV8dl2301m6NfSUoRI99XQIEZMfEehk=' 
WHERE 
  key_id = '844a2c9485315bb37e96be577a703089e26406b1acf98bc622976075e1d5932e' 
  AND (
    token = 'WAiVu5fEj4efkV8dl2301m6NfSUoRI99XQIEZMfEehk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )