UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6s+WXwBeYEe9Xv3VNXQCVOPy+aIIpFFxRtfxvuerC9g=' 
WHERE 
  key_id = '4db9c22bbe4cc34d9fa244ebdadf2301a82b7b85d48443dc8d83e770177f9938' 
  AND (
    token = '6s+WXwBeYEe9Xv3VNXQCVOPy+aIIpFFxRtfxvuerC9g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )