UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rnlwFfLKp+An89wtK0waWvXfrB92qfscaMgLb1qT2uY=' 
WHERE 
  key_id = 'c4e7530385d18d54f94cc52cb8af83d8fb445fb1576c640eadb852e2a1084dd1' 
  AND (
    token = 'rnlwFfLKp+An89wtK0waWvXfrB92qfscaMgLb1qT2uY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )