UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7dZRz2m5a9HeiZVWfrEO5d13/VZVnbiVIWj7dNTaflQ=' 
WHERE 
  key_id = '78eb594da105312195d6bb223bc5beaf8285c6024236b9075303d73830f2ae4d' 
  AND (
    token = '7dZRz2m5a9HeiZVWfrEO5d13/VZVnbiVIWj7dNTaflQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )