UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/0ewpwExZTQcwhVnEKwLZPBjYrt70YlWQF0McYtLgls=' 
WHERE 
  key_id = 'f16cb8721f43b829f6c5c12f1d89492fff2cc369a66fbb0d6e1ff46194db0e02' 
  AND (
    token = '/0ewpwExZTQcwhVnEKwLZPBjYrt70YlWQF0McYtLgls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017