UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DNTdhIGrM2MikR4UB6sPPuHXqLSA3j+oYxNKz4ljEGY=' 
WHERE 
  key_id = '6bda0427c183384d0d1c3babb656470f883efc8f401053de368c474db6e06849' 
  AND (
    token = 'DNTdhIGrM2MikR4UB6sPPuHXqLSA3j+oYxNKz4ljEGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )