UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fiAtO1LpRHV7mfpDxjj1kP3Y3r8F/1giDGQX9TahstY=' 
WHERE 
  key_id = '81fd56bafa4c91ae9017ce6fc3c493213c982c70fd74340fecc798b706b3f726' 
  AND (
    token = 'fiAtO1LpRHV7mfpDxjj1kP3Y3r8F/1giDGQX9TahstY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )