UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Q8rPWMx9WROUkJbLNX1OK8YqFBcW7QH31HJIkGGQas=' 
WHERE 
  key_id = '7881b2676f454e8e9cc36214c1e317f59011c56c59a498b7ecf387a3fe10a406' 
  AND (
    token = '5Q8rPWMx9WROUkJbLNX1OK8YqFBcW7QH31HJIkGGQas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )