UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mfaech4Qz//iqmh+libFHcBda0sVff/IwznfvBb7RhQ=' 
WHERE 
  key_id = '49602378a66ce62b24d485a9fa0e970e861e5f92d6f81738b84ddf5acbdd69b3' 
  AND (
    token = 'Mfaech4Qz//iqmh+libFHcBda0sVff/IwznfvBb7RhQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )