UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E2m4R0pENpLDOAg4v4b8xpq+QHwxh5b/YzhAErGqxkM=' 
WHERE 
  key_id = '4bdcf4a517d8230d3088d995a30ecb87e2fefa4dc0c0946a73e689f51ae5941b' 
  AND (
    token = 'E2m4R0pENpLDOAg4v4b8xpq+QHwxh5b/YzhAErGqxkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )