UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xnMCreMWy1t2qeUjEiwuFTPUZvKX1m7F+Qh8FtSx9cU=' 
WHERE 
  key_id = '9414c7be57d0d480d311a1e42c5e23630e50f99e16c97043ce5818d722cf6700' 
  AND (
    token = 'xnMCreMWy1t2qeUjEiwuFTPUZvKX1m7F+Qh8FtSx9cU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037