UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MFalaC47e4RN2WS2WGvpgoc90VVjqxRj0cHimpzmcAg=' 
WHERE 
  key_id = '312919449313edef2dbb6ed725c4815459331c92b83679b4c02720c8ce95f474' 
  AND (
    token = 'MFalaC47e4RN2WS2WGvpgoc90VVjqxRj0cHimpzmcAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )