UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/niVTn/K+LHr6wCMmIIorvQRu7j+Ws+XucloWr8p/A=' 
WHERE 
  key_id = '75375fc16b0beb4e276e8ff04b09dd3615f4d939b09a2a0301fb9b3c9f173790' 
  AND (
    token = 'a/niVTn/K+LHr6wCMmIIorvQRu7j+Ws+XucloWr8p/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )