UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2cACdDxRazjy1FcNQo9ai35DffGk1NRPCdmfcRscSA=' 
WHERE 
  key_id = '79970a0191754af4cd7c1c318ac37fa21d5bd011c1bda6999b61cfb3993b14c4' 
  AND (
    token = 'h2cACdDxRazjy1FcNQo9ai35DffGk1NRPCdmfcRscSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )