UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CR4GnMRE2OY4VHaOoSOuFOL1KqtMdcXfTy+s3GCC7vk=' 
WHERE 
  key_id = '343494a9249c893891ce63e85f695f94abd5df1fbc0407aff9879228967322d3' 
  AND (
    token = 'CR4GnMRE2OY4VHaOoSOuFOL1KqtMdcXfTy+s3GCC7vk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )