UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GbfA/HdcbpPyaixwsEbKguWDhcY7H6sEiGRTuUp3+7w=' 
WHERE 
  key_id = '6c6d7a3a40bafe29b82113b0e8626395b89e7fe7c564ef57271c37874782e50e' 
  AND (
    token = 'GbfA/HdcbpPyaixwsEbKguWDhcY7H6sEiGRTuUp3+7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )