UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UXoX+c8WHlEfV477aoPScPVCPsgV5N0bbJbvez1cjM8=' 
WHERE 
  key_id = 'b7ab3a1f3aacca1c94c014b0976a53f9fa17b907f08e66227885d1bf9079b74a' 
  AND (
    token = 'UXoX+c8WHlEfV477aoPScPVCPsgV5N0bbJbvez1cjM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )