UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PXL4ZfHfCpKRtKgfGZORBozvbIflaqyblM8uR2uFFI4=' 
WHERE 
  key_id = '7437ffaf4482dc4588e92030ee7a957a27f55300e994f12bf9e8f52d38d241bd' 
  AND (
    token = 'PXL4ZfHfCpKRtKgfGZORBozvbIflaqyblM8uR2uFFI4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )