UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjTuSXBQUONZY7UfFnr8baUHcGhbXOAZSnnTrVeBEMY=' 
WHERE 
  key_id = '85099b767897be9a695bd5604e5b09a1727928f40ca948d5267a0b48a0276740' 
  AND (
    token = 'zjTuSXBQUONZY7UfFnr8baUHcGhbXOAZSnnTrVeBEMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )