UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WKN8BqsvmGZgvhPb3HJK0SL+zWVanitRih0zlwh0uDs=' 
WHERE 
  key_id = '0b5d03af0a27b00db772972cb0d765cf620a4ff1fb8464a75f11daf4e7d94c62' 
  AND (
    token = 'WKN8BqsvmGZgvhPb3HJK0SL+zWVanitRih0zlwh0uDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00137