UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l93dOxhxuPgoC2PymnFAnNfjbU8xLZ6rI0H0bgFePWc=' 
WHERE 
  key_id = '45163e447bd07c5610184c40e6cb793102ed68cea8538006722aec90d0c0145c' 
  AND (
    token = 'l93dOxhxuPgoC2PymnFAnNfjbU8xLZ6rI0H0bgFePWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )