UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q8YKkBsobAECYTZ52Z5WZKfP9GWP06azzqvaMYrvUVY=' 
WHERE 
  key_id = '4546fc9481702a6bee259606611b92474af5f7b4bbdd5a79870fc7bbd70ee280' 
  AND (
    token = 'q8YKkBsobAECYTZ52Z5WZKfP9GWP06azzqvaMYrvUVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )