UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GcrcKnWz6Ec0A6iMNVLEBhY1zxButyd9/RktZr1rybs=' 
WHERE 
  key_id = '768702197aa3e62dbdc08668a8e43d7fdcba32b8ad8ac1d6cdf68f63dbf089d1' 
  AND (
    token = 'GcrcKnWz6Ec0A6iMNVLEBhY1zxButyd9/RktZr1rybs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )