UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DdakWJj89tEChxbz5ccAHr4x5z+aC38HHJ7bkhl7CrE=' 
WHERE 
  key_id = 'e70e642000fa957f803b6276fe488943cc984a516843b9f7fe0becae68f74f33' 
  AND (
    token = 'DdakWJj89tEChxbz5ccAHr4x5z+aC38HHJ7bkhl7CrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )