UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aMbyC78TvNrRlKLJTb1PCLQV1JzVGWFWJcb/HyN9D/Y=' 
WHERE 
  key_id = '994fa75286d7f7f50ebbf59ae36796a99ab811f6b77bc04c2de436dde18a200e' 
  AND (
    token = 'aMbyC78TvNrRlKLJTb1PCLQV1JzVGWFWJcb/HyN9D/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )