UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jlVxUkIfoKimW1IN3QRd4T+ZsY5ko+3gcg5M8cdfavI=' 
WHERE 
  key_id = 'd20ef38b05c06a5df7c41b380f20bb9cc91c2e7b88a74c3177120f5d51a7befd' 
  AND (
    token = 'jlVxUkIfoKimW1IN3QRd4T+ZsY5ko+3gcg5M8cdfavI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038