UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mG0YITbccMzQZKmZ5XXWqPI4OKmMoXzX1oIdVnlqUWY=' 
WHERE 
  key_id = '814b2112e483a3a3e48edae8749f77427c024ec37db7137a6d04a62fb9d2b7b9' 
  AND (
    token = 'mG0YITbccMzQZKmZ5XXWqPI4OKmMoXzX1oIdVnlqUWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )