UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ls1eTdhwy/fWKvaQEo42nmW/tawD/dOVGTH3VtvTryg=' 
WHERE 
  key_id = 'a3642c5a96b5ba9aa8700771b1b72abb7fc6c4eeb88ed8db8dbf4c2d8e6f1a1c' 
  AND (
    token = 'Ls1eTdhwy/fWKvaQEo42nmW/tawD/dOVGTH3VtvTryg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )