UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '43kBJdCPWbwBu+8qwTie4olM98dTdkXOImgwJsLSLwc=' 
WHERE 
  key_id = 'c6eff04a7d6fc99f19d49cf8cb1b3ca1a7dd9cccebb455541c52886f6c280f9a' 
  AND (
    token = '43kBJdCPWbwBu+8qwTie4olM98dTdkXOImgwJsLSLwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )