UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khSaMaHcfdEFzSJo0flv002Z9WTzo1L6x7c0bi7K78A=' 
WHERE 
  key_id = '6e4299185d9956fbba219803769f3950e464dc5b2c2fbfade42d2a62e3428cec' 
  AND (
    token = 'khSaMaHcfdEFzSJo0flv002Z9WTzo1L6x7c0bi7K78A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )