UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRbFrqcRxayQGg47D0ByJ/F7pE+UJsPvatp5gr5TEd8=' 
WHERE 
  key_id = '6e2093a205f4da7b48355aca4953a1c2fa61087facafd797af7671a8614df5e1' 
  AND (
    token = 'QRbFrqcRxayQGg47D0ByJ/F7pE+UJsPvatp5gr5TEd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )