UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6GYIBlXDvfaol33pcPTsjOcVASei/FWFJR9rA2yw7w=' 
WHERE 
  key_id = '798fdc44d7e7ff175f91b56842181b6007c130631f0446d147f5610e2b17425c' 
  AND (
    token = 'R6GYIBlXDvfaol33pcPTsjOcVASei/FWFJR9rA2yw7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )