UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AFu88mTsE5u4AYuCDFeuekVYECSVzQF6P/5VFHhsAZA=' 
WHERE 
  key_id = '00557a529150299bbeecb4f1429f77d5888eb1024f26d636234b957c1182e83d' 
  AND (
    token = 'AFu88mTsE5u4AYuCDFeuekVYECSVzQF6P/5VFHhsAZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043