UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z+hm7GjSy3PPpaA+3aX33Gx0gn/p0MuVCeDTLDFBN7Y=' 
WHERE 
  key_id = '6e3b5576d0abf22ca2947d136f67c1c7b1af289bdc737b74f96b20f2cdcfc785' 
  AND (
    token = 'Z+hm7GjSy3PPpaA+3aX33Gx0gn/p0MuVCeDTLDFBN7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )