UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WqgMcgbGkDvZSYBAafKRRirIugKGNlCI79AY45opGj0=' 
WHERE 
  key_id = 'a71d77c06e8f9f667e67c3b539c7d846aede36cd233d5f999b017b47dd70f613' 
  AND (
    token = 'WqgMcgbGkDvZSYBAafKRRirIugKGNlCI79AY45opGj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )