UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pMBWP/cbBvcreZxfh3FHGS3gjxdVSAH5qSc+kwnG6Us=' 
WHERE 
  key_id = '702418632b934a8f4e287ff08c1173ff708fcfad2d9f5b8cd79529dcfd1a20a3' 
  AND (
    token = 'pMBWP/cbBvcreZxfh3FHGS3gjxdVSAH5qSc+kwnG6Us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )