UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6yRqXoziTcCqXLigLAqH4E/xCAcxMAhQGSJIauBWyQ=' 
WHERE 
  key_id = '7ad38c1b43490dc45892c6b27b39c00c13902d90345985fb20db0b24af19e068' 
  AND (
    token = 'B6yRqXoziTcCqXLigLAqH4E/xCAcxMAhQGSJIauBWyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )