UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'la7i2/zWYYznk6fk56dlW2BIgeuSeXWfHXseMR4YPYM=' 
WHERE 
  key_id = 'd75826cd9bf7bd789a1a3003b32d35a878e6d7b508f991896d5027e5b21c0eac' 
  AND (
    token = 'la7i2/zWYYznk6fk56dlW2BIgeuSeXWfHXseMR4YPYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )