UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y83l0BqeESRLFYebDqc40ePyPju6AREsG/fajPub+2k=' 
WHERE 
  key_id = '51232ccb1c76ff51278b4c9528bb3c20069b6f2663159c4f84438252f2dff82d' 
  AND (
    token = 'y83l0BqeESRLFYebDqc40ePyPju6AREsG/fajPub+2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )