UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zeGPi+PIThSVaN/wgWXiPLh09B4Za1Ct9yY2Xsm+ygs=' 
WHERE 
  key_id = '7f39a157cdb452a391a5169e5c1e239b841e5bb5edc4d12055bcfafb202863c5' 
  AND (
    token = 'zeGPi+PIThSVaN/wgWXiPLh09B4Za1Ct9yY2Xsm+ygs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )