UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6E+Dyzr5zJogJmGzD22jFSoxrcek2L7u2LbpIPL54c=' 
WHERE 
  key_id = 'b4ed6ea597ac1a9beb54de36dc4887697d81ae0e9955722f23fdd2b33c7f0f41' 
  AND (
    token = 'C6E+Dyzr5zJogJmGzD22jFSoxrcek2L7u2LbpIPL54c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )