UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWX5a5iaeZjQ3RL/CP3GoslS/fzrObG1/mfJX/OF7uk=' 
WHERE 
  key_id = '53d36342a5b1ba1d5d4b90144a855de4ad31f60b9880338b7e54114126498298' 
  AND (
    token = 'iWX5a5iaeZjQ3RL/CP3GoslS/fzrObG1/mfJX/OF7uk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )