UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WUza8XgPbUzy7RUvUsnOFzATVgtIEt5fkxhKWAjNaXs=' 
WHERE 
  key_id = '44a254395f0242ee37080593d9acc3fe6f4d698f45e08dbf822a405fbdeee1a7' 
  AND (
    token = 'WUza8XgPbUzy7RUvUsnOFzATVgtIEt5fkxhKWAjNaXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )