UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DqNVmMEjzQ+aMzik3vpXri68H++OHKjoFq23mg8IPaw=' 
WHERE 
  key_id = 'a4138dc0264f0d0abf91069254ec3ee5c39998500f7e91b99b8044c1ecf0b484' 
  AND (
    token = 'DqNVmMEjzQ+aMzik3vpXri68H++OHKjoFq23mg8IPaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )