UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g5hKTshm1Nuhn9bu/xcXfZmb7z58bmmqGAAywFZwvg8=' 
WHERE 
  key_id = '640cb00910a28fff253ef29d356167ef340e84ddeca1a5c99571f9d041d092b2' 
  AND (
    token = 'g5hKTshm1Nuhn9bu/xcXfZmb7z58bmmqGAAywFZwvg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )