UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L5V5cd8Blm8c/LcrIfzFwyZwXL6gyOT9n28bWgIAiEg=' 
WHERE 
  key_id = '544438c35899ec70e2f9d011c520af90382c809ff54cb7b99ced1a4e7f870454' 
  AND (
    token = 'L5V5cd8Blm8c/LcrIfzFwyZwXL6gyOT9n28bWgIAiEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )