UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RTKpq544bNy+ntOAcpbDriYtvnSWJylZrc6iPgsqfTo=' 
WHERE 
  key_id = '39541f74ffbb09ef7f17e980ac98d45935aa16bdaac9bcf50c00f4447a39efc7' 
  AND (
    token = 'RTKpq544bNy+ntOAcpbDriYtvnSWJylZrc6iPgsqfTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )