UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IFismDloHZAVv18gaWYY0qcnQAL7Nj0ZsTMahH2iqnE=' 
WHERE 
  key_id = '5a55009ab816968d562b11032333b163bc6b16837386b944b2fc6ac17bdb03b9' 
  AND (
    token = 'IFismDloHZAVv18gaWYY0qcnQAL7Nj0ZsTMahH2iqnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )