UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AymTLWClvtopJdCegxUh62lQWjlsw3b2DZXoe2N/TPY=' 
WHERE 
  key_id = '8f2450924d9bff0809bfbe992a4c5b3c30dbc2d94c318aca1af0164790389350' 
  AND (
    token = 'AymTLWClvtopJdCegxUh62lQWjlsw3b2DZXoe2N/TPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )