UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkcJZCAyrT5HGgIHfFEvRcTcoA1ELoZi6yJmYlgsp+E=' 
WHERE 
  key_id = '721d0b9a55290e08fa7fef27ef9a5b2eb4e61598a7204b50703fc22685b5ab27' 
  AND (
    token = 'RkcJZCAyrT5HGgIHfFEvRcTcoA1ELoZi6yJmYlgsp+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )