UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zrYyH2c8GGnBjvBxhDGFTouyosNAuGEILhy4ZuPNPdo=' 
WHERE 
  key_id = '342ebf2f11f2f96010dcc2f78961f5bc7a2bfa5a5641c631be936d801627cfa5' 
  AND (
    token = 'zrYyH2c8GGnBjvBxhDGFTouyosNAuGEILhy4ZuPNPdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )