UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NdPc8uxOI3b7XEpLWLBkiqLDd4KMEbfV5pcADEbUuqY=' 
WHERE 
  key_id = '03944ecdb238c123238b3c3a0508ddbf6b638e55503e1a5a6bc93aea2ec98295' 
  AND (
    token = 'NdPc8uxOI3b7XEpLWLBkiqLDd4KMEbfV5pcADEbUuqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )