UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jJsITla6o5bbE5WuIK10Rm/tAE211ecb3lGiwLd79Mk=' 
WHERE 
  key_id = '73d226317a2b1325d672fece429112dd512ef29b9718a8b3dd97693649f0d787' 
  AND (
    token = 'jJsITla6o5bbE5WuIK10Rm/tAE211ecb3lGiwLd79Mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00047