UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7G1u+vDrRExCWuvyCRZEWnuapG83psE0d4moLyalEGM=' 
WHERE 
  key_id = '49bcea9d752db2ac99f1da9a95b35896acf1ce1a2f79b92f558ca2d8cc0e43e5' 
  AND (
    token = '7G1u+vDrRExCWuvyCRZEWnuapG83psE0d4moLyalEGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )