UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nwi6dSEZpMXzT6Lzq72YTVjd3oOwmp4sPFHRWwlnBAY=' 
WHERE 
  key_id = '8715e6c21ad7885c0d8b3a6ad5144dafd4fa0f58c91bc0b43b6df547728f0752' 
  AND (
    token = 'Nwi6dSEZpMXzT6Lzq72YTVjd3oOwmp4sPFHRWwlnBAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )