UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P3HjXXQpByv04QvGo7wxnCyCr0UweM+/ja0gNhVFBXo=' 
WHERE 
  key_id = '1be6983f30537e7b10589cc64850b51554dd59087cae574ce45655844b467e42' 
  AND (
    token = 'P3HjXXQpByv04QvGo7wxnCyCr0UweM+/ja0gNhVFBXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )