UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IgvTYRFS37iP88Fpf3IB4YasLSpgPnLrdEGZ0SFyRJg=' 
WHERE 
  key_id = '51668cca7f99b4a8127532cda2ef6e82af0a4d7884ef1ae200b223486a67e747' 
  AND (
    token = 'IgvTYRFS37iP88Fpf3IB4YasLSpgPnLrdEGZ0SFyRJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )