UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1VEWxuvGd8qb2oftv4pwvc3T5bwshJiBP+mnObvWOVY=' 
WHERE 
  key_id = '84caa31a35778aadfc1fa4f7d8eb2d46b2a9a4a4028d2f0ea1cbff9d3e38af18' 
  AND (
    token = '1VEWxuvGd8qb2oftv4pwvc3T5bwshJiBP+mnObvWOVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )