UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LNVPsAltPEIOyTzHz3KJilrnsvQrdgoyyXhcUKP3+YE=' 
WHERE 
  key_id = '490ece3aa78c982373eaad601724d3d04bb6b488ddc98307a073e1cc16147c29' 
  AND (
    token = 'LNVPsAltPEIOyTzHz3KJilrnsvQrdgoyyXhcUKP3+YE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00011