UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NtJ7Kirz7prG0ouP7PgsLE1hnziRjiUBhXEsT6sKONA=' 
WHERE 
  key_id = '537d889bdbbf9a188f82c454d59a973676450f37f5d032bf4499b2a883fbffe1' 
  AND (
    token = 'NtJ7Kirz7prG0ouP7PgsLE1hnziRjiUBhXEsT6sKONA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )