UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u7kXCZdkeNsF8P9fhbMxSRy1XF3C0G1aoJrThm0itWg=' 
WHERE 
  key_id = '41d5da3f7c12149e3112e648eb6908f2be6db488df675f7c7b8e72f5df77685f' 
  AND (
    token = 'u7kXCZdkeNsF8P9fhbMxSRy1XF3C0G1aoJrThm0itWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )