UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CygqALnzJ96Upje9BR5h+AFqVFWglQO7gR55hNklj2c=' 
WHERE 
  key_id = '55eb2756c26dc1f33d0371c824b6805b0dcf31e51660a95206840de9596641a8' 
  AND (
    token = 'CygqALnzJ96Upje9BR5h+AFqVFWglQO7gR55hNklj2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )