UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ak63RL2NR4c6Vpd1jCLGFYM4HEs8vV2ESUcmINQVlKQ=' 
WHERE 
  key_id = '681cc010a517ff20fe4315989b818cddfe4e5d53b4af45151266ce0ffa9ab3e9' 
  AND (
    token = 'ak63RL2NR4c6Vpd1jCLGFYM4HEs8vV2ESUcmINQVlKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )