UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xtk8sa+WrvCI2INVrr1LqzaykQvzxB2WyPTXcIemLG0=' 
WHERE 
  key_id = 'e5b4ce5a614c0e40fe1de9cee4c9ac64c08d4ff243b40857aa323397b096cdb2' 
  AND (
    token = 'xtk8sa+WrvCI2INVrr1LqzaykQvzxB2WyPTXcIemLG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )