UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CuGSRdX5jwFs/LCMVNqzxAfheiX4Sr7TDynIfkfZFsk=' 
WHERE 
  key_id = 'a7579feb2c9f7a1099b0177e0322dd4d9b7a66ba536a36102d204864c2d194e7' 
  AND (
    token = 'CuGSRdX5jwFs/LCMVNqzxAfheiX4Sr7TDynIfkfZFsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )