UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RTJUjaZOvfhL0siSVkg8u6ULthI7jGa5PrlqHwElEXo=' 
WHERE 
  key_id = '3e51532d419d8e9761bf530a76752cbbe06cb06aeaabe9a2e3240d01034fecf0' 
  AND (
    token = 'RTJUjaZOvfhL0siSVkg8u6ULthI7jGa5PrlqHwElEXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )