UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR51daeNYXvs2/DxRRz5eCfsWee9NbtH10yizN+Skhk=' 
WHERE 
  key_id = 'c5f992766d1f8ca0e26ecfabd26fecb759dfe2b49281a23c9db7d9d4fcef644d' 
  AND (
    token = 'zR51daeNYXvs2/DxRRz5eCfsWee9NbtH10yizN+Skhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )