UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KLttaOauBbfR3+x13hGDLTWEr24p/X4GTMp9j6tLwqk=' 
WHERE 
  key_id = 'b14e21923fb463485e6cd47efcaf2cacc24c259bce9030875debc23d3cfb76b8' 
  AND (
    token = 'KLttaOauBbfR3+x13hGDLTWEr24p/X4GTMp9j6tLwqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )