UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uB4jovsqFn9rKREEi9mqpmJXh7gb7vRi+pBkz0zy4as=' 
WHERE 
  key_id = '53a44880f667f252f754f9674c52d9d25683c367cdf6929daf7fa4ce450d3811' 
  AND (
    token = 'uB4jovsqFn9rKREEi9mqpmJXh7gb7vRi+pBkz0zy4as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )