UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cCwXw4mm5wJohuYbTMEUKxmAFm4z9Bx5rNKwOYkQPDk=' 
WHERE 
  key_id = '997988e559999e6235cd8f192e751dcd19ea7f0f504dc691c4347dcafc9ab38f' 
  AND (
    token = 'cCwXw4mm5wJohuYbTMEUKxmAFm4z9Bx5rNKwOYkQPDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )