UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KV/8NNaIBsPb4l8aWo6Q3+tkUVTLc13s9ZKGxqErUec=' 
WHERE 
  key_id = 'c8fc38af536a99c6ebd959c1062943f72c057c80ce15bd69f6518806ffccbe1b' 
  AND (
    token = 'KV/8NNaIBsPb4l8aWo6Q3+tkUVTLc13s9ZKGxqErUec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )