UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jBNvYs+LBXRI4m+VebLbNYXWmOcprMQCEnU2+9qNEoM=' 
WHERE 
  key_id = 'f8927d8824dfaac7a83dbc53b5a58f93fc04c8a5c85fe4351296d17bfe84c81b' 
  AND (
    token = 'jBNvYs+LBXRI4m+VebLbNYXWmOcprMQCEnU2+9qNEoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025