UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrQZF+qATQIE8UveNErFkpuGVDv9Zwi1Je4QX8Ry7qE=' 
WHERE 
  key_id = '84ffcc3a17ed479776d7ecf4168d19397370b2036fea24bd61e6235ba1e3d5f0' 
  AND (
    token = 'mrQZF+qATQIE8UveNErFkpuGVDv9Zwi1Je4QX8Ry7qE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )