UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MYPDY6aaAeKf7rvW5wXy6W2QSz/jyoL5jwk+o6hkdng=' 
WHERE 
  key_id = '4061876c3bbb7d6181669c67660bf6af40eac7f401955a408ea2ef23c6a38b8b' 
  AND (
    token = 'MYPDY6aaAeKf7rvW5wXy6W2QSz/jyoL5jwk+o6hkdng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )