UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lqf2ztuJNCbB6wOX8IeX0gxF1QMV7RVxDcKjCKFyQIs=' 
WHERE 
  key_id = '79e9d382a0e6504e580c1354b630b83bc11572e71061e8b43a049277e4ab114a' 
  AND (
    token = 'Lqf2ztuJNCbB6wOX8IeX0gxF1QMV7RVxDcKjCKFyQIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )