UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KBIHZi5xcBmfcL08gWwi2034f2bZg1vKB2WeQbBQ9fs=' 
WHERE 
  key_id = '4a8002db05c636cab9a5b7e8c0a8bc26c8146909a77ffe8c58d53032d1bda7eb' 
  AND (
    token = 'KBIHZi5xcBmfcL08gWwi2034f2bZg1vKB2WeQbBQ9fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )