UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HfxnJOoQ0mEkg9HIKky5ByGSAk5hvTMMUB7INbo0ow4=' 
WHERE 
  key_id = '0a54e4007ffde1df6f1e0da595d1fd523bfd4889774ee458e9bce73325478203' 
  AND (
    token = 'HfxnJOoQ0mEkg9HIKky5ByGSAk5hvTMMUB7INbo0ow4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042