UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F6kK0v3CIfNDQ0kZ3pSsJgZt/j29yfZAni8M49V6QeA=' 
WHERE 
  key_id = 'b218dd9a812706a520ce6d280138bf4b8306dbc18f9cbef50412dea50cd4699d' 
  AND (
    token = 'F6kK0v3CIfNDQ0kZ3pSsJgZt/j29yfZAni8M49V6QeA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031