UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+UVifPdySJfE6kbRBvNjW7KOKb7OFtdWOh5dUeRJN8=' 
WHERE 
  key_id = 'b47e2f015ac590f8a69828ce5aa0c8aa602bbf87482b49331bf2b390db70c43e' 
  AND (
    token = 'r+UVifPdySJfE6kbRBvNjW7KOKb7OFtdWOh5dUeRJN8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )