UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CnXiqrMZAO/v/u5HI3yP7JUthCgKjn5fjb5YPxRetHs=' 
WHERE 
  key_id = 'b8793de5c7497b2bfe921bda23398aceebafec18d70642998e0a06b851ed0b3d' 
  AND (
    token = 'CnXiqrMZAO/v/u5HI3yP7JUthCgKjn5fjb5YPxRetHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )