UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rW+teGd4+3WBRoGBI56y8a274aKHYHPmkwbPF95WT2g=' 
WHERE 
  key_id = '15c4060aa333f5cb4d0ebc9368a20a5f2e2ff1d2d6cf2ef46744dc0a1427d081' 
  AND (
    token = 'rW+teGd4+3WBRoGBI56y8a274aKHYHPmkwbPF95WT2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )