UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x/kDz5QOheAEnawiBMbrAlYOZwQYqarplZlIe1EwIgc=' 
WHERE 
  key_id = '42f9ac25fcc24fc6b4c4665fdf4a5eb69c6e85b714965ebc7938fbf6b011c1e2' 
  AND (
    token = 'x/kDz5QOheAEnawiBMbrAlYOZwQYqarplZlIe1EwIgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )