UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yOM7L6trDjxg2505nBKz92PqnlgJlph0+C04zZAINHI=' 
WHERE 
  key_id = 'b638657dbd88da701707e334fb2c2c44e0e67db771a08877304a3e5a3729875c' 
  AND (
    token = 'yOM7L6trDjxg2505nBKz92PqnlgJlph0+C04zZAINHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )