UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hNHgMFCNNHobHGLz/ZP0eRsw5p0LW9bDOidU50UlwVk=' 
WHERE 
  key_id = '6d4e87bf79e93eac40da54e0976cd71f4c884c54888238518fd4935d89fef310' 
  AND (
    token = 'hNHgMFCNNHobHGLz/ZP0eRsw5p0LW9bDOidU50UlwVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )