UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8dU+Klob64fAMW38WW0167dWzPFCdqvhvj+D4lM0Ns=' 
WHERE 
  key_id = 'cff3101bb3be9124ed2f0b234c3845da2cb609d554034d864cbe525b728f481f' 
  AND (
    token = 'a8dU+Klob64fAMW38WW0167dWzPFCdqvhvj+D4lM0Ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )