UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n74dEJ2kYeDJk+3EEej83sn7Z59p5h8FR4ZdJ0z61PE=' 
WHERE 
  key_id = '856bdbb92df1ef05ff47e84f63596a773084fb4fc3aaf4a034a738c0493e3e40' 
  AND (
    token = 'n74dEJ2kYeDJk+3EEej83sn7Z59p5h8FR4ZdJ0z61PE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )