UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1XyGW1XOTTbBUcMafv67+Gy/G5WZY1nQrGnqM0P7Pc=' 
WHERE 
  key_id = '5157a415c5c58f2656f7601712ea271b4aba37309f085b090b326b99b8d7ec18' 
  AND (
    token = 'a1XyGW1XOTTbBUcMafv67+Gy/G5WZY1nQrGnqM0P7Pc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )