UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6MWfV5f4ilfdOKTz2oKaZIljawudGF38TnRtjWpPDA=' 
WHERE 
  key_id = '35e11013aab93fa0b1901556e1fcdb1821aec409da525c58f3ae2fd02af517ec' 
  AND (
    token = 'G6MWfV5f4ilfdOKTz2oKaZIljawudGF38TnRtjWpPDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )