UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BZObf0ul+3TdenfJbEmVhC2TWH4E/Qsyd7DHORJqTTo=' 
WHERE 
  key_id = 'b12355d05c2d1701e98098b59718d23877e28906660f34fc718e241e97ff6580' 
  AND (
    token = 'BZObf0ul+3TdenfJbEmVhC2TWH4E/Qsyd7DHORJqTTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )