UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RZgRflgfNhLpGkuDytCAk1kx4OmIkec2UAK6i0Xken8=' 
WHERE 
  key_id = 'a1e5088b0138ccf4dea68b239f7d6f1ea25339b1f4e2b2e5d904a911437f4a00' 
  AND (
    token = 'RZgRflgfNhLpGkuDytCAk1kx4OmIkec2UAK6i0Xken8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )