UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3RKWkidnqbkg9YCIuKNkqa+18KE1eKf3tuhXEoYB2rc=' 
WHERE 
  key_id = '6253619caffc2c53a4514ae7a1933f30fe138bec7016dd119351b84e650fd9eb' 
  AND (
    token = '3RKWkidnqbkg9YCIuKNkqa+18KE1eKf3tuhXEoYB2rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )