UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jFw0ZIp8BM6oMXCusmkmcHTKJ/21ME8h2c4HEnhP74o=' 
WHERE 
  key_id = '7efaa5a9e2d5376df002d98213b5c730bb211fb8d2507b6645da84d09afb7a03' 
  AND (
    token = 'jFw0ZIp8BM6oMXCusmkmcHTKJ/21ME8h2c4HEnhP74o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023