UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/VquTQ5IztMguQd9I5tqEzaGJTnvo3ePBSqNHilyP+Q=' 
WHERE 
  key_id = '4c2c45b90ee3ffcfa80288d2a9cb2e091c049134f32314d2bb64b21e941731b2' 
  AND (
    token = '/VquTQ5IztMguQd9I5tqEzaGJTnvo3ePBSqNHilyP+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )