UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EE20F5gAOHCBSGSEWe8fVTh3TLnRqKveayVXsC27Gnc=' 
WHERE 
  key_id = '6c880b0c41d0b68a615e89bcbd0bb7741e529f16fc29a2f8612e162e6522f407' 
  AND (
    token = 'EE20F5gAOHCBSGSEWe8fVTh3TLnRqKveayVXsC27Gnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )