UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'miLVuaW9DIChrsjSp9DiOoHaWV0BiJQYNXq5lRdgofE=' 
WHERE 
  key_id = '0cf2644fcded2c8af07accb457783445a8fa9f2cfd8f0339f5a441b2f53399c2' 
  AND (
    token = 'miLVuaW9DIChrsjSp9DiOoHaWV0BiJQYNXq5lRdgofE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043