UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yXrU34x2otEt9T+Thyg9SR6/vO+ELiKFqS/vByeuuXg=' 
WHERE 
  key_id = '7432b6c32b5087ecb2a42ebf3a7c36e3d6051a31c0c7935872eb2af0535b4bae' 
  AND (
    token = 'yXrU34x2otEt9T+Thyg9SR6/vO+ELiKFqS/vByeuuXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022