UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MG6jsvidT2jDqOAXXMiEdWKDztujeiyXY5wjE6q3iLE=' 
WHERE 
  key_id = 'b1eab32b3bfccd79cff66d9d9631e4c98cbc80a27b6796f78d379db958033726' 
  AND (
    token = 'MG6jsvidT2jDqOAXXMiEdWKDztujeiyXY5wjE6q3iLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )