UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BuCzqqhR7KwMHQJOnnC6a3BlMSq5/KdQlzNCOmbj/+g=' 
WHERE 
  key_id = 'dea3f6bba3bc133ca5f4f50ca9b864bc3807b6885ccbaf7f6bf16bb5663e3ac8' 
  AND (
    token = 'BuCzqqhR7KwMHQJOnnC6a3BlMSq5/KdQlzNCOmbj/+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051