UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f4CJQgirr2niwhrnpVZp4WOu1g40xKdCRwcSjbBX4CY=' 
WHERE 
  key_id = 'd88f4ec3a1cec61629f3f60aa3975b69d8453df735e41789ae50d5456fda66de' 
  AND (
    token = 'f4CJQgirr2niwhrnpVZp4WOu1g40xKdCRwcSjbBX4CY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )