UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o7Uv8f0+B5sochJ8453KMEgrEikktnpEh1dxu8XFRZo=' 
WHERE 
  key_id = '502ac9b7af7ea13d7b174988236fbca0b3b880007be9da6aad5a03b0a9d6639a' 
  AND (
    token = 'o7Uv8f0+B5sochJ8453KMEgrEikktnpEh1dxu8XFRZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )