UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/EK7BKIY5z+BY1Ec2hdCVMBeWD3oeRpYgx86HmDzjdc=' 
WHERE 
  key_id = '39d83409888c0a738dd7389e3b2b2487131524cc2e6195f3e9fc65039d8bcf46' 
  AND (
    token = '/EK7BKIY5z+BY1Ec2hdCVMBeWD3oeRpYgx86HmDzjdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )