UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S2p5+2RTKhZ5M4dfNRA2HFkRz3ipnmJZS1jzbiRM+XU=' 
WHERE 
  key_id = '3ebf9fd93e2a8e7e50e77b3cf6f9f113a7ebfad4fc9d3fcc39586a52fd915c91' 
  AND (
    token = 'S2p5+2RTKhZ5M4dfNRA2HFkRz3ipnmJZS1jzbiRM+XU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )