UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c/lGNqfwtCPVSnxDiS0vNo1cWRjZZb/Wl1LTeS/MMYM=' 
WHERE 
  key_id = '6ad9172d73e346cc9389a43004f38a5ce078ae086514acb3716cbe7e378e528e' 
  AND (
    token = 'c/lGNqfwtCPVSnxDiS0vNo1cWRjZZb/Wl1LTeS/MMYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )