UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tHNfMUji7nSEXnBtHQZVGVamGCKX9/+fjqpSANr41DY=' 
WHERE 
  key_id = '740c6666edca88a5acbcc6ad3ff406867449da6d1a14f3dc651545d681378a82' 
  AND (
    token = 'tHNfMUji7nSEXnBtHQZVGVamGCKX9/+fjqpSANr41DY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )