UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mpchVINLq0rJzkVsO6JGEZXFMsggNhdchNy9Bl1R2e4=' 
WHERE 
  key_id = '8a79be54fb3ade69acd4ba0367aa2849c29de861ead199469e36202d44d865b1' 
  AND (
    token = 'mpchVINLq0rJzkVsO6JGEZXFMsggNhdchNy9Bl1R2e4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )