UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJQytrYIgYgOr3SzBWrWiyeXG+W/MO/l4erO7gwVxzo=' 
WHERE 
  key_id = '781f19197d63b908b5f4255df0a3a1744adfbadaca776375683e44844a2ef9f8' 
  AND (
    token = 'MJQytrYIgYgOr3SzBWrWiyeXG+W/MO/l4erO7gwVxzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )