UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'felqYCyDY7BW5nOkE2qpvtYVxZJ8hXcICSO6HK/j7eU=' 
WHERE 
  key_id = '968fca8d16fe126692703ff4f733209120f7bf710913e2fa73623d0ad8e08063' 
  AND (
    token = 'felqYCyDY7BW5nOkE2qpvtYVxZJ8hXcICSO6HK/j7eU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )